Region | Title | System | Version | Edition | Languages | Serial | Status |
| Obsidian (Disc 1) | PC | | Original, Complimentary Copy | | 11008 | |
| Obsidian | PC | 1.0 | Demo | | | |
| ObsCure (Disc 5) | PC | 1.0 | Original | | PCO457CD | |
| ObsCure (Disc 4) | PC | 1.0 | Original | | PCO457CD | |
| ObsCure (Disc 3) | PC | 1.0 | Original | | PCO457CD | |
| ObsCure (Disc 2) | PC | 1.0 | Original | | PCO457CD | |
| ObsCure (Disc 1) | PC | 1.0 | Original | | PCO457CD | |
| Obduction | PC | 1.4.2 | Kickstarter | | | |
| Obduction | MAC | | Kickstarter | | | |
| O.R.B: Off-World Resource Base | PC | 1.0 | Original | | 22434CD | |
| O.D.T. | PSX | | Original | | SLUS-00698 | |
| O.D.T. | PSX | | Demo | | SLUS-90043 | |
| Oscar the Balloonist: Discovers the Farm 小小探險家奧斯卡 農場奇遇記 | PC | | Original | | | |
| Olympiad Qiaosai 2 奧林匹亞橋賽2 | PC | | Original | | | |
| Odyssey (Disc 2) 奧德賽 | PC | | Original | | | |
| Odyssey (Disc 1) 奧德賽 | PC | | Original | | | |
| Oyunlarla Dil Bilgisi Oyunlarla Matematik | PC | | Original | | | |
| Operation Thunderstorm | PC | 1.0 | Original | | | |
| Operation Neptun | PC | 1.2 | Original | | ONT844AW-CD | |
| Olivers Äventyr: Drakens Förbannelse | PC | | Original | | 021120110 | |
| Odens Öga Odens Öga! | PC | 1.0.0 | Original | | | |
| Official PlayStation 2 Magazine Demo 81 ops2m demo 81 spa/por | PS2 | 1.00 | | | SCED-54603 | |
| Official PlayStation 2 Magazine Demo 80 ops2m demo 80 spa/por | PS2 | 1.00 | | | SCED-54567 | |
| Official PlayStation 2 Magazine Demo 71 | PS2 | 1.01 | | | SCED-54070 | |
| Official PlayStation 2 Magazine Demo 69 & 70 ops2m demo 69 & 70 | PS2 | 1.01 | | | SCED-54036 | |
| Official PlayStation 2 Magazine Demo 67 ops2m demo 67 | PS2 | 1.00 | | | SCED-53932 | |
| Official PlayStation 2 Magazine Demo 58 ops2m demo 58: spa/por | PS2 | 1.00 | | | SCED-53348 | |
| Official PlayStation 2 Magazine Demo 45 ops2m demo 45 | PS2 | 1.02 | | | SCED-52452 | |
| Oro y Gloria: La Ruta hacia El Dorado | PSX | | Original | | SLES-03187 | |
| One Must Fall 2097 One Must Fall | PC | | Rerelease | | D.L.: M-8684-97 | |
| Official PlayStation 2 Magazine Demo 54 | PS2 | 1.00 | | | SCED-53067 | |
| Official PlayStation 2 Magazine Demo 42 | PS2 | 1.02 | | | SCED-52270 | |
| Official PlayStation 2 Magazine Demo 41 | PS2 | 1.00 | | | SCED-52158 | |
| Official PlayStation 2 Magazine Demo 40 | PS2 | 1.01 | | | SCED-52054 | |
| Official PlayStation 2 Magazine Demo 34 | PS2 | 1.01 | | | SCED-51760 | |
| Official PlayStation 2 Magazine Demo 32 | PS2 | 1.00 | | | SCED-51656 | |
| Official PlayStation 2 Magazine Demo 30 | PS2 | 1.00 | | | SCED-51552 | |
| Official PlayStation 2 Magazine Demo 26 | PS2 | 1.00 | | | SCED-51321 | |
| Official PlayStation 2 Magazine Demo 23 | PS2 | 1.10 | | | SCED-51163 | |
| Official PlayStation 2 Magazine Demo 15 | PS2 | 1.00 | | | SCED-50708 | |
| Oddworld: Munch's Oddysee | XBOX | | Original | | MS-001 | |
| Oddworld: Abe's Oddysee | PSX | | Original | | SLES-00841 | |
| Oddworld: Abe's Exoddus (Disc 2) | PSX | | Original | | SLES-11505 | |
| Oddworld: Abe's Exoddus (Disc 1) | PSX | | Original | | SLES-01505 | |
| O.D.T. | PSX | | Original | | SLES-01412 | |
| Odlikas za Prvake Одликаш за Прваке | PC | | Original | | | |
| Overlord: Raising Hell | PC | 1.3 | Original | | | |
| Overlord II | PC | | Original | | | |
| Overlord | PC | 1.2 | Original | | | |
| Otchayannye domoxozyajki (Disc 3) (Igrovoj disk) Отчаянные домохозяйки | PC | | Original | | | |
| Otchayannye domoxozyajki (Disc 2) (Ustanovochnyj disk) Отчаянные домохозяйки | PC | | Original | | | |
| Otchayannye domoxozyajki (Disc 1) (Ustanovochnyj disk) Отчаянные домохозяйки | PC | | Original | | | |
| Ostrov Nanda Остров Нанда | PC | 1.000 | Original | | | |
| Ost-Indskaya kompaniya: Zolotoe izdanie Ост-Индская компания: Золотое издание | PC | | Original | | | |
| Osada Avalona (Disc 2) Осада Авалона | PC | | | | | |
| Osada Avalona (Disc 1) Осада Авалона | PC | | | | | |
| Order of War: Stolknovenie Order of War: Столкновение | PC | | Igromaniya: Vybor redakcii | | | |
| Order of War: Osvobozhdenie Order of War: Освобождение | PC | | Igromaniya: Vybor redakcii | | | |
| Orda: Severnyj veter Орда: Северный ветер | PC | | Original | | | |
| Operation Flashpoint: Holodnaja vojna Операция Flashpoint: Холодная война | PC | 1.46 | Original | | | |
| Onible'jd Ониблэйд | PC | | Original | | | |
| Oficery: Special'noe izdanie Офицеры: Специальное издание | PC | 1.18.2 | Original | | | |
| Odnazhdy' v Chikago Однажды в Чикаго | PC | 1.1.0.0 | Original | | | |
| Oblachno, vozmozhny osadki v vide frikadelek Облачно, возможны осадки в виде фрикаделек | PSP | 1.00 | Original | | ULES-01361 | |
| Obitaemyj ostrov: Chuzhoj sredi chuzhix Обитаемый остров: Чужой среди чужих | PC | | Original | | | |
| Overlord BGamer 153 (Side A) | PC | | Covermount | | | |
| Official PlayStation 2 Magazine Demo 42 ops2m demo 42 | PS2 | 1.01 | | | SCED-52271 | |
| Official PlayStation 2 Magazine Demo 41 ops2m demo 41 | PS2 | 1.00 | | | SCED-52177 | |
| Official PlayStation 2 Magazine Demo 40 ops2m demo 40 | PS2 | 1.01 | | | SCED-52053 | |
| Odium ōdi·um | PC | | Covermount | | | |
| Overlord | PC | 1.2 | Original | | MOVL1CDPL00 (DVD), POVL1CDPL03 (Box) | |
| Ortofrajda | PC | | | | | |
| Olimpiada Zimowa 2002 Olimpijskie Zmagania 2002 | PC | | Original | | | |
| Oksfordzka Encyklopedia Historii Świata. Tom II | PC | | Covermount | | SELL 0108 | |
| Oksfordzka Encyklopedia Historii Świata | PC | | Covermount | | SELL 0103 | |
| Ognisty Podmuch: Fire Captain (Disc 2) (Dysk z Grą) | PC | | Covermount | | | |
| Ognisty Podmuch: Fire Captain (Disc 1) (Dysk Instalacyjny) | PC | | Covermount | | | |
| O! Rety! Psoty Dudusia Wesołka | PC | | Playada Gier | | P_20265_03A_PL | |
| Oxide Oxyde | PC | | Dynamite | | DE-006 | |
| De Overval: Over Dwangmiddelen en Getuigenverhoor | CDI | | Original | | ovrvl 01 | |
| Operation Flashpoint: Cold War Crisis | PC | | The Games Collection | | | |
| Oogst van de Zon | CDI | | Original | | 814 0004 | |
| De Ontdekker en het Mysterie van de Diamanten Scarabee The Explorer and the Mystery of the Diamond Scarab | WII | | Original | | RVL-SODP-EUR-B0 | |
| Ontdek het Onbekende Nederland | CDI | 1.06 | Original | | 814 0104 | |
| Ontdek de Interactieve Wereld van Neckermann | CDI | | Original | | | |
| Omgaan met Steriele Medische Hulpmiddelen Omgaan met Steriele Medische Hulp-Middelen | CDI | | Original | | | |
| Omgaan met Steriele Medische Hulpmiddelen | CDI | | Demo | | | |
| Official PlayStation 2 Magazine Demo 73 ops2m demo 73/benelux | PS2 | 1.00 | | | SCED-54176 | |
| Official PlayStation 2 Magazine Demo 101 ops2m demo 101 eur | PS2 | 1.00 | | | SCED-55120 | |
| Oddworld: Abe's Exoddus (Installatie Disk) | PC | 2.0 | Budget | | MMICDR 5280 | |
| Online Start-Up Disc v1.0 Disco de Inicio en Línea v1.0 | PS2 | 1.00 | Original | | PBPX 95250 … | |
| Operation Flashpoint: Dragon Rising 오퍼레이션 플래시포인트: 드래곤 라이징 | PS3 | 01.01 | Original | | BLKS 20157 | |
| Onimusha: Warlords | PS2 | 1.00 | Original | | SLPM 67507 | |
| One Piece: Round the Land! 원피스 라운드 더 랜드! | PS2 | 1.00 | Original | | SLKA 25208 | |
| One Piece: Grand Battle! Rush 원피스 그랜드배틀! RUSH | PS2 | 1.00 | Original | | SLKA 25299 | |
| One Piece: Grand Adventure 원피스: 그랜드 배틀 어드벤처 | PS2 | 1.00 | Original | | SLKA 25388 | |
| Off-World Interceptor 혹성질주 | 3DO | | Original | | GDT-GA241 | |
| Odin Sphere 오딘 스피어 | PS2 | 1.00 | Sample | | SCKA 20107 | |
| One Piece: Romance Dawn: Bouken no Yoake ワンピース ROMANCE DAWN 冒険の夜明け | PSP | 1.01 | Original | | ULJS 00550 … | |
| Ozzie's World オジィーズワールド | PC | | Original | | ASOW-71110 | |
| Oz no Mahoutsukai: Another World: Rung Rung オズの魔法使い ~Another World~ ルングルング | PSX | | Original | | SLPS 02335 | |
| Oyako de Asobo: Miffy no Omochabako おやこ で あそぼ ミッフィーの おもちゃばこ | WII | | Original | | RVL-R3UJ-JPN-B0 | |
| Oyaji no Jikan: Nee-chan Tsuri Iku de! おやじの時間 ね~ちゃん釣り行くで! | PSX | | Original | | SLPS 02590 | |
| Oyaji no Jikan: Nee-chan Mahjong de Shoubu ya! おやじの時間 ~ねーちゃん麻雀で勝負や!~ | PSX | | Renkaban | | SLPS 03262 | |
| Oyaji no Jikan: Nee-chan Hanafuda de Shoubu ya! おやじの時間 ~ねーちゃん花札で勝負や!~ | PSX | | Original | | SLPS 02591 | |
| OverTop オーバートップ | NGCD | | Original | | ADCD-011 | |
| OverBlood 2: The "East Edge" File オーバーブラッド2 -The "East Edge" File- | PSX | | Premium Disc | | SLPM 80270 | |
| OverBlood 2 (Disc 2) オーバーブラッド2 | PSX | | Original | | SLPS 01262 | |
| OverBlood 2 (Disc 1) オーバーブラッド2 | PSX | | Original | | SLPS 01261 | |
| OverBlood 2 オーバーブラッド2 | PSX | | Special Movie-ban | | PAPX 90046 … | |
| OverBlood オーバーブラッド | PSX | | Original, PlayStation the Best | | SLPS 00392 … | |
| OverBlood オーバーブラッド | PSX | | Major Wave | | SLPM 86641 | |
| Over the Monochrome Rainbow featuring Shogo Hamada | PS2 | 1.40 | Original | | SLPM 65271 | |
| Over Drivin' IV オーバードライビンⅣ | PSX | | Taikenban Disc | | SLPM 80437 | |
| Over Drivin' IV オーバードライビンⅣ | PSX | | Original | | SLPS 02099 | |
| Over Drivin' III: Hot Pursuit オーバードライビンⅢ | PSX | | Original | | SLPS 01593 | |
| Over Drivin' III: Hot Pursuit オーバードライビンⅢ | PSX | | Taikenban Disc | | SLPM 80298 | |
| Over Drivin' II オーバードライビンⅡ | PSX | | Original | | SLPS 00895 | |
| Over Drivin' DX: Rally Edition オーバードライビンDX ラリーエディション | PSX | | Hibaihin | | SLPM 80032 | |
| Over Drivin' DX オーバードライビンDX | PSX | | Original | | SLPS 00327 | |
| Outtrigger アウトトリガー | DC | 1.008 | Original | | HDR-0118 | |
| Outer World アウター・ワールド | 3DO | | Original | | FZ-SJ3451 | |
| Outdoor Wander Land アウトドアワンダーランド | MAC | | Original | | ILL-940715 | |
| Out Live: Be Eliminate Yesterday アウトライブ Be Eliminate Yesterday | PSX | | Original | | SLPS 00746 | |
| Our Graduation: Mahjong de Pon! Hanafuda de Koi! (Disc 2) (Hanafuda de Koi!) アワー グラデュエーション ~麻雀でポン 花札でコイ~ | PSX | | Original | | SLPS 02577 | |
| Our Graduation: Mahjong de Pon! Hanafuda de Koi! (Disc 1) (Mahjong de Pon!) アワー グラデュエーション ~麻雀でポン 花札でコイ~ | PSX | | Original | | SLPS 02576 | |
| Oukoku no Grand Chef 王国のグランシェフ | 3DO | | Original | | FZ-SJ4252 | |
| Oudou Yuusha 王道勇者 | PC | | Original | | ALS-0029 | |
| Oudou Aniki 王道兄貴 | PC | 1.20b | Original | | | |
| Otousan no Tame no Hanafuda Tenkomori お父さんのための花札 てんこもり | PC | | Original | | THT-063 | |
| Otomedius Gorgeous! オトメディウス ゴージャス! | XBOX360 | | Original | | KN-2030 | |
| Otomedius Excellent! オトメディウスX(エクセレント!) | XBOX360 | | Original | | KN-2074 | |
| Otomedius (System Disc) オトメディウス | KEA | JAA | Original | | GGGJAA01 | |
| Otomedius (Application Disc 1) オトメディウス | KEA | JAA | Original | | GGGJAA02 | |
| Otomedius (Application Disc 2) オトメディウス | KEA | JAA | Original | | GGGJAA03 | |
| Otogi: Myth of Demons | XBOX | | Special Pack | | FS-002 | |
| Oto to E no Deru Eigo Jisho No. 4: Nandemo Illust Eigo Jiten Part 2 音と絵の出る英語辞書 No.4 「なんでもいらすとえいごじてん Part 2」 | FMT | | Original | | HMB-170 | |
| Oto to E no Deru Eigo Jisho No. 3: Nandemo Illust Eigo Jiten 音と絵の出る英語辞書 No.3 「なんでもいらすとえいごじてん」 | FMT | | Original | | HMB-131 | |
| Oto to E no Deru Eigo Jisho No. 2: English in Dream 音と絵の出る英語辞書 No.2 「English in Dream」 | FMT | | Original | | HMB-129 | |
| Oto to E no Deru Eigo Jisho No. 1: Start with Words 音と絵の出る英語辞書 No.1 「Start with Words」 | FMT | | Original, Rerelease | | HMA-217 | |
| Other Life Azure Dreams アザーライフ アザードリームス | PSX | | Original | | SLPM 86047 | |
| Othello World II: Yume to Michi e no Chousen オセロワールドII 夢と未知への挑戦 | PSX | | Original, Fukkokuban | | SLPS 00136 … | |
| Oshidashi Zintrick ~ ZinTricK 押し出しジントリック | NGCD | | Original | | ADCD-104 | |
| Oretachi Geesen Zoku: Thunder Cross オレたちゲーセン族 サンダークロス | PS2 | 1.02 | Original | | SLPM 62744 | |
| Oretachi Geesen Zoku: Nekketsu Koukou Dodgeball-bu オレたちゲーセン族 熱血高校ドッジボール部 | PS2 | 1.00 | Original | | SLPM 62705 | |
| Oretachi Geesen Zoku: Karate-dou オレたちゲーセン族 空手道 | PS2 | 1.01 | Original | | SLPM 62628 | |
| Oretachi Geesen Zoku: Akumajou Dracula オレたちゲーセン族 悪魔城ドラキュラ | PS2 | 1.01 | Original | | SLPM 62729 | |
| Ore no Yome: Anata dake no Hanayome 俺の嫁 ~あなただけの花嫁~ | XBOX360 | | Original | | IF-2008 | |
| Ore no Shita de Agake 俺の下であがけ | PC | System3.9 Ver.5.43 | Original | | ALB-005 | |
| Ore no Shita de Agake 俺の下で AGAKE | PS2 | 1.01 | Original | | SLPS 25796 | |
| Ore no Imouto ga Konnani Kawaii Wake ga Nai. Happy End 俺の妹がこんなに可愛いわけがない。 ハッピーエンド | PS3 | 01.01 | Original | | BLJS 10238 | |
| Ore ga Kantoku da! Volume 2: Gekitou Pennant Race オレが監督だ!Volume.2 ~激闘ペナントレース~ | PS2 | 1.04 | Original | | SLPM 65056 | |
| Ore ga Kantoku da! Gekitou Pennant Race オレが監督だ! ~激闘ペナントレース~ | PS2 | 1.03 | Original | | SLPM 65005 | |
| Operator's Side オペレーターズ・サイド | PS2 | 1.02 | Doukonban, Doukonban: PlayStation 2 the Best | | SCPS 15038 … | |
| Operator's Side オペレーターズサイド | PS2 | 1.02 | Original | | SCPS 15039 | |
| Operation Flashpoint: Red River | PS3 | 01.02 | Original, Codemasters the Best | | BLJM 60361 … | |
| Operation Flashpoint: Red River | PC | | Kakaku Kaiteihan | | FBG028W000A10 | |
| Operation Flashpoint: Red River | XBOX360 | | Original | | CM-2104 | |
| Operation Flashpoint: Dragon Rising | PS3 | 01.01 | Original | | BLJM 60152 | |
| Operation Flashpoint: Dragon Rising | XBOX360 | | Original | | CM-2065 | |
| Operation Darkness オペレーション・ダークネス | XBOX360 | | Original | | SU-2001 | |
| Opera House Preview Disc #2.3 オペラハウス プレビューディスク #2.3 | PC | | Original | | | |
| Opera House Preview Disc #2 オペラハウス プレビューディスク #2 | PC | | Original | | | |
| Opera House Preview Disc オペラハウス プレビューディスク | PC | | Original | | | |
| Oozora ni Kodawarou! Minna no Kuukou 2 大空にこだわろう! みんなの空港2 | PC | | | | | |
| Ooumi Nobunaga Den: Geten II 大海信長伝・下天II | PSX | | Original | | SLPS 00874 | |
| Ookami: Fude-hajime no Maki 大神 筆はじめノ巻 | PS2 | 1.01 | Taikenban | | SLPM 61124 | |
| Ookami-teki Monshou: Crest of Wolf 狼的紋章 クレスト・オブ・ウルフ | PCE | | Original | | HCD3044 | |
| Oogami Ichirou Funtou-ki: Sakura Taisen Kayou Show "Beni Tokage" yori (Disc 2) 大神一郎奮闘記 ~サクラ大戦歌謡ショウ「紅蜥蜴」より~ | DC | 1.000 | Original | | HDR-0057 | |
| Oogami Ichirou Funtou-ki: Sakura Taisen Kayou Show "Beni Tokage" yori (Disc 1) 大神一郎奮闘記 ~サクラ大戦歌謡ショウ「紅蜥蜴」より~ | DC | 1.000 | Original | | HDR-0057 | |
| Ooedo Senryoubako 大江戸千両箱 | PSP | 1.01 | Original | | ULJM 05099 | |
| Ooedo Renaissance 大江戸ルネッサンス | SS | 1.001 | Original | | T-9104G | |
| Ooedo Fuusui Ingaritsu: Hanabi 2 大江戸風水因果律 花火2 | PSX | | Original | | SLPS 02814 | |
| Onsen Ryokou Kakumei: Ich liebe dich.! 温泉旅行革命 ~Ich liebe dich.!~ | PC | 1.00 | Original | | RUCCA-003 | |
| Onsen de Takkyuu 温泉de卓球 | PC | | Original | | | |
| Only One 2: Bijin Casino Dealer Hitomi: Sei no Roulette オンリーワン2 美人カジノディーラー瞳 性のルーレット | PC | | Original | | ON2-HITO | |
| Online Games: Dai Guru Guru Onsen オンラインゲームズ 大ぐるぐる温泉 | PS2 | 1.01 | Original | | SLPM 62195 | |
| Onimusha Buraiden 鬼武者 無頼伝 | PS2 | 1.02 | Original | | SLPM 65411 | |
| Onikiri-den 鬼斬伝 | PC | | Original | | ZEUS-00001 | |
| The Oni Taiji!!: Mezase! Nidaime Momotarou The鬼退治!! 目指せ!二代目桃太郎 | PSX | | Original | | SLPS 00089 | |
| The Oni Taiji!!: Mezase! Nidaime Momotarou The鬼退治!! 目指せ!二代目桃太郎 | PSX | | Major Wave | | SLPM 86989 | |
| Ongaku Tkool: Kanadeeru 2 音楽ツクール かなで~る2 | PSX | | Original | | SLPS 00903 | |
| Onegai Countdown おねがいカウントダウン | PC | | Original | | YMH-0013 | |
| Oneechanbara Z: Kagura お姉チャンバラZ~カグラ~ | XBOX360 | | Original | | DP-2036 | |
| Oneechanbara VorteX: Imichi o Tsugu Mono-tachi お姉チャンバラ vorteX ~忌血を継ぐ者たち~ | XBOX360 | | Original | | DP-2002 | |
| Onee-san to Issho! Kisekae Paradise お姉さんといっしょ! 着せ替え パラダイス | 3DO | | Original | | FZ-SJ5252 | |
| Onee-san to Issho! Janken Paradise お姉さんといっしょ! じゃんけん パラダイス | 3DO | | Original | | FZ-SJ5251 | |
| One-derful Theater ONEだふるシアター | X68K | | | | | |
| One Piece: Unlimited World R ワンピース アンリミテッドワールド R | PS3 | 01.01 | Original | | BLJS 10272 | |
| One Piece: Unlimited Cruise: Episode 2: Mezameru Yuusha ワンピース アンリミテッドクルーズ エピソード2 目覚める勇者 | WII | Rev 1 | Original | | RVL-RIUJ-JPN-B0 | |
| One Piece: Unlimited Cruise: Episode 2: Mezameru Yuusha ワンピース アンリミテッドクルーズ エピソード2 目覚める勇者 | WII | | Original | | RVL-RIUJ-JPN | |
| One Piece: Unlimited Cruise: Episode 1: Nami ni Yureru Hihou ワンピース アンリミテッドクルーズ エピソード1 波に揺れる秘宝 | WII | Rev 1 | Minna no Osusume Selection | | RVL-ROUJ-JPN-B0 | |
| One Piece: Unlimited Adventure ワンピース アンリミテッドアドベンチャー | WII | | Original | | RVL-RIPJ-JPN | |
| One Piece: Round the Land! ワンピース ランドランド! | PS2 | 1.01 | Original | | SLPS 25382 | |
| One Piece: Pirates Carnival ワンピース パイレーツカーニバル | GC | | Original | | DL-DOL-GIPJ-JPN | |
| One Piece: Grand Battle! Rush ワン・ピース ~グラバト!ラッシュ~ | PS2 | 1.01 | Original | | SLPS 25473 | |
| One Piece: Grand Battle! Rush ワンピース グラバト! ラッシュ | GC | | Original | | DL-DOL-GOPJ-JPN | |
| One Piece: Grand Battle! 3 ONE PIECE グランドバトル!3 | PS2 | 1.02 | Original | | SLPS 25315 | |
| One Piece: Grand Battle! 3 ONE PIECE ~グランド・バトル!3~ | GC | | Original | | DL-DOL-GOGJ-JPN | |
| Omoide ni Kawaru Kimi: Memories Off 想い出にかわる君 -Memories Off- | PS2 | 1.01 | Original | | SLPS 25173 | |
| Omoide ni Kawaru Kimi: Memories Off 想い出にかわる君 ~Memories Off~ | DC | 1.001 | Original | | T-19718M | |
| Omise de Tenshu おみせde店主 | PSX | | Original | | SLPS 01876 | |
| Omiai Commando: Ba-Couple ni Tsukkomi o お見合いコマンドー ~バカップルにつっこみを~ | PSX | | Original | | SLPM 86439 | |
| Ollie King オーリーキング | CHIHIRO | 1.003 | Original | | GDX-0007 | |
| Okudera Yasuhiko no Sekai o Mezase! Soccer Kids: Nyuumon-hen 奥寺康彦の世界をめざせ! サッカー・キッズ 入門編 | SS | 1.310 | Original | | T-26001G | |
| Okashina Mother Goose: Mixed-Up Mother Goose おかしなマザー・グース | FMT | | Original | | HMB-235 | |
| Oja Majo DoReMi Dokkan! Nijiiro ParaDice おジャ魔女どれみドッカ~ン! にじいろパラダイス | PSX | | Original | | SLPS 03497 | |
| Ohenro-San: Hosshin no Dojo (Awa Kuni) Hen お遍路さん 発心の道場 (阿波国) 編 | GC | | Original | | DL-DOL-GODJ-JPN | |
| Oha-Studio Dance Dance Revolution おはスタ ダンス ダンス レボリューション | PSX | | Original | | SLPM 86603 | |
| Oha Suta Produce! Gentei Collabo Game Disc!! おはスタプロデュース!限定コラボゲームディスク!! | WII | | Limited Edition | | RVL-DCHJ-JPN | |
| Oh!X 2001 Spring Special CD-ROM | X68K | | | | | |
| Oh!X 2000 Spring Special CD-ROM (Part 1) | X68K | | | | | |
| Oh!X 2000 Spring Special CD-ROM (Part 2) | X68K | | | | | |
| Oh!X 1999 Summer Special CD-ROM | X68K | | | | | |
| Oh!X 1999 Spring Special CD-ROM (Part 1) | X68K | | | | | |
| Oh!X 1999 Spring Special CD-ROM (Part 2) (Sampler Disc) | X68K | | | | | |
| Oh!X 1998 Spring Special CD-ROM (Part 1) | X68K | | | | | |
| Oh!X 1998 Spring Special CD-ROM (Part 2) (Sampler Disc) | X68K | | | | | |
| Oh!PC 1998-nen 9-gatsu-gou Tokubetsu Furoku CD-ROM Oh!PC 1998年 9月号 特別付録CDーROM | PC | | | | OHPC-9809 | |
| Official Yarudora Fan Book: Yukiwari no Hana: CD-ROM Special Data-shuu オフィシャルやるドラファンブック 雪割りの花 | PSX | | Original | | SCZS 94104 | |
| Official Yarudora Fan Book: Sampaguita オフィシャルやるドラファンブック サンパギータ | PSX | | Original | | SCZS 94103 | |
| Official Yarudora Fan Book: Kisetsu o Dakishimete オフィシャルやるドラファンブック 季節を抱きしめて | PSX | | Original | | SCZS 94102 | |
| Official Yarudora Fan Book: Double Cast: CD-ROM Special Data-shuu オフィシャルやるドラファンブック ダブルキャスト | PSX | | Original | | SCZS 94101 | |
| Official Fan Book: Circadia: Special CD-ROM オフィシャルファンブック サーカディア | PSX | | Original | | SCZS 94106 | |
| Official Disc 2003 | PS2 | 1.01 | Taikenban | | PAPX 90507 | |
| Off-World Interceptor Extreme オフワールド・インターセプター エクストリーム | SS | 1.000 | Ketteiban | | T-15901G | |
| Off-World Interceptor Extreme オフワールド・インターセプター エクストリーム | PSX | | Original | | SLPS 00122 | |
| Off-World Interceptor オフ‐ワールド・インターセプター | 3DO | | Original | | FZ-SJ3151 | |
| Odoru Made in Wario おどる メイド イン ワリオ | WII | | Original | | RVL-RODJ-JPN | |
| Odo Odo Oddity おどおど おっでぃ | PSX | | Hibaihin | | SLPM 80075 | |
| Odo Odo Oddity おどおどおっでぃ | PSX | | Original | | SLPS 00754 | |
| ODN Palm Power Pack | PALM | | Original | | | |
| Odin Sphere: Leifthrasir オーディンスフィア レイヴスラシル | PS3 | 01.00 | Original | | BLJM 61239 | |
| Odin Sphere オーディン・スフィア | PS2 | 1.02 | Original, PlayStation 2 the Best | | SLPM 66474 … | |
| Odama 大玉 | GC | Rev 1 | Bundled with Microphone | | DL-DOL-GOOJ-JPN | |
| Oda Nobunaga Den 織田信長伝 | PC | 1.0 | Original | | KN11-93101 | |
| Oda Nobunaga Den 織田信長伝 | PSX | | Original, Koei the Best | | SLPM 86337 … | |
| Ochigee Designer Tsukutte Pon! 落ちゲー・デザイナー 作ってポン! | SS | 1.090 | Original | | T-9108G | |
| Ochazukenori: Kaiki!! Mushi Danshaku no Yakata 御茶漬海苔 怪奇!!蟲男爵の館 | PC | | Original | | | |
| Obsidian (Disc 5) オブシディアン | PC | 1.0 | Original | | INR-1003 | |
| Obsidian (Disc 5) オブシディアン | PC | | Original | | INR-1002 | |
| Obsidian (Disc 5) | MAC | | Original, Great Series | | INR-001, MKM-001 | |
| Obsidian (Disc 4) オブシディアン | PC | 1.0 | Original | | INR-1003 | |
| Obsidian (Disc 4) オブシディアン | PC | | Original | | INR-1002 | |
| Obsidian (Disc 4) | MAC | | Original, Great Series | | INR-001, MKM-001 | |
| Obsidian (Disc 3) オブシディアン | PC | 1.0 | Original | | INR-1003 | |
| Obsidian (Disc 3) オブシディアン | PC | | Original | | INR-1002 | |
| Obsidian (Disc 3) | MAC | | Original, Great Series | | INR-001, MKM-001 | |
| Obsidian (Disc 2) オブシディアン | PC | 1.0 | Original | | INR-1003 | |
| Obsidian (Disc 2) オブシディアン | PC | | Original | | INR-1002 | |
| Obsidian (Disc 2) | MAC | | Original, Great Series | | INR-001, MKM-001 | |
| Obsidian (Disc 1) オブシディアン | PC | 1.0 | Original | | INR-1003 | |
| Obsidian (Disc 1) オブシディアン | PC | | Original | | INR-1003 | |
| Obsidian (Disc 1) | MAC | | Original, Great Series | | INR-001, MKM-001 | |
| Obbligato (Taikenban CD-ROM) オブリガート 体験版CD-ROM | PC | | Demo | | | |
| Oasis Road オアシスロード | PSX | | Original | | SLPS 01899 | |
| O.G.A Onigokko Royal: Hunter wa Field de Koi o Suru O*G*A 鬼ごっこロワイアル ハンターは孤島(フィールド)で恋をする | PSP | 1.01 | Genteiban | | ULJM 06298 | |
| O-to-i-re: Dreamcast Sequencer お・と・い・れ ドリームキャストシーケンサー | DC | 1.002 | Original | | T-32801M | |
| Overclocked: Una Storia di Violenza | PC | 1.1 | Original | | | |
| OverBlood 2 (Disc 2) | PSX | | Original | | SLES-11880 | |
| OverBlood 2 (Disc 1) | PSX | | Original | | SLES-01880 | |
| Outpost 2: Destini Sospesi | PC | 1.0 | Covermount | | | |
| Oro e Gloria: La Strada per El Dorado | PC | | Covermount | | | |
| Oro e Gloria: La Strada per El Dorado | PSX | | Original | | SLES-03186 | |
| Original War (Disc 2) | PC | 1.02 | Original | | CD-W95-V006-IT2 | |
| Original War (Disc 1) | PC | 1.02 | Original | | CD-W95-V006-IT1 | |
| The Orange Box (Disc 2) | PC | | Original | | VAI07705811D2 | |
| The Orange Box (Disc 1) | PC | | Original | | VAI07705811D | |
| Omnia Junior 3: Il Mondo degli Animali | PC | | Covermount | | SIAE1001PA | |
| Omnia Junior 1: Enciclopedia: Dizionario | PC | | Covermount | | SIAE 08A01PA | |
| Odissea: Sulle tracce di Ulisse (Disc 2) | PC | | Original | | ODY-ITA-P02 | |
| Odissea: Sulle tracce di Ulisse (Disc 1) | PC | | Original | | ODY-ITA-P01 | |
| Oddworld: Munch's Oddysee | XBOX | | Original | | MS-001 | |
| Oddworld: Abe's Oddysee | PC | 2.0 | Covermount | | I62G-ODDI5 | |
| Oddworld: Abe's Oddysee | PSX | | Original | | SLES-00840 | |
| Oddworld: Abe's Exoddus (Disc 2) | PSX | | Original, Platinum | | SLES-11504 … | |
| Oddworld: Abe's Exoddus (Disc 1) | PSX | | Original, Platinum | | SLES-01504 … | |
| Oddworld: Abe's Exoddus (Installazione) | PC | 1.0 | Replay | | ABEXPCREI/A1 | |
| Oddworld: Abe's Exoddus (Gioco) | PC | 1.0 | Replay | | ABEXPCREI/A2 | |
| Obsidian: Alla Frontiera della Logica (Disc 5) | PC | 1.0.001 | Original | | | |
| Obsidian: Alla Frontiera della Logica (Disc 4) | PC | 1.0.001 | Original | | | |
| Obsidian: Alla Frontiera della Logica (Disc 3) | PC | 1.0.001 | Original | | | |
| Obsidian: Alla Frontiera della Logica (Disc 2) | PC | 1.0.001 | Original | | | |
| Obsidian: Alla Frontiera della Logica (Disc 1) | PC | 1.0.001 | Original | | | |
| O.R.B: Off-World Resource Base | PC | | Covermount | | | |
| O.D.T. | PSX | | Original | | SLES-01411 | |
| Oddworld: Abe's Exoddus (Disc 2) | PC | 1.0 | Covermount | | | |
| Oddworld: Abe's Exoddus (Disc 1) | PC | 1.0 | Covermount | | | |
| Odysseia ΟΔΥΣΣΕΙΑ | PC | 1.8 | Original | | | |
| O Xephteris Taxideuei stin Ellada Ο Ξεφτέρης ταξιδεύει στην Ελλάδα | PC | | Original | | | |
| Oxyd Magnum! Gold Edition | PC | | Game-Pack 3 | | 80227 | |
| Overlord: Raising Hell | PC | 1.3 | Original | | MOVLRCDEU00 | |
| Overlord | PC | | Original | | MOVL1CDEU00 | |
| OverBlood 2 (Disc 2) | PSX | Rev 1 | Original | | SLES-12187 … | |
| OverBlood 2 (Disc 1) | PSX | Rev 1 | Original | | SLES-02187 … | |
| OverBlood | PSX | | Original | | SLES-00770 | |
| Outwars (Disc 2) | PC | 1.0 | Original | | 0398 Artikelnr. X00-14040 DE | |
| Outwars (Disc 1) | PC | 1.0 | Original | | 0398 Artikelnr. X00-14039 DE | |
| Outlaws: Die Gesetzlosen (Disc 2) | PC | 1.1.1 | Original | | | |
| Outlaws: Die Gesetzlosen (Disc 1) | PC | 1.1.1 | Original | | | |
| Outer Ridge | PC | 1.0 | Original | | SPI004 | |
| Our Worst Fears: Die Blumen des Todes | PC | | Original | | | |
| Otto Bock: Orthopädische Industrie: Neuheiten Vol. 2: Stand Januar 1997 | CDI | | Original | | | |
| Die Original Moorhuhn Jagd | PC | | Best of Moorhuhn | | | |
| The Orange Box (Disc 2) | PC | | Original | | VAD07705811D2 | |
| The Orange Box (Disc 1) | PC | | Original | | VAD07705811D | |
| The Operative: No One Lives Forever (Disc 2) | PC | 1.0 | Original | | FXX08903223D2 | |
| Operation Flashpoint: Dragon Rising | PC | | Original | | MOFP2CDEU00 | |
| Open Season (Disc 3) | PC | | Original | | 5004905-CD 3 | |
| Open Season (Disc 2) | PC | | Original | | 5004905-CD 2 | |
| Open Season (Disc 1) | PC | | Original | | 5004905-CD 1 | |
| One Step Ahead | CDI | | | | Demo 10.05.94 | |
| OMSI: Der Omnibussimulator | PC | 1.04 | OMSI Bundle | | | |
| OMSI Add-on: Wien: Der Hochflurbus LU 200 | PC | 1.0 | OMSI Bundle | | | |
| Omerta: City of Gangsters | PC | | Covermount | | G1DVD0215 | |
| Oldtimer: Erlebte Geschichte Teil II | PC | | Original | | | |
| Oldtimer | ACD | | Original | | | |
| Oldtimer | PHOTO-CD | | Original | | 813 0067 | |
| Oktoberfest Wiesn-Gaudi | PC | 1.0 | Original | | | |
| OIO: The Game: Enlarged | PC | | F*ckn' Best of Independent Games: Collection Vol. 1 | | | |
| Ogallala: Das Kartenspiel für PC | PC | | Original | | ECD000799D 00031111-001 | |
| Offroad Off-Road Redneck Racing | PC | | Original | | ECD 000592K | |
| Das Offizielle Xbox-Magazin: Cover-DVD 12/2005 | XBOX | | Original | | IM-048 | |
| Das Offizielle Xbox-Magazin: Cover-DVD 12/2002 | XBOX | | Original | | IM-003 | |
| Das Offizielle Xbox-Magazin: Cover-DVD 11/2005 | XBOX | | Original | | IM-046 | |
| Das Offizielle Xbox-Magazin: Cover-DVD 11/2004 | XBOX | | Original | | IM-035 | |
| Das Offizielle Xbox-Magazin: Cover-DVD 11/2003 | XBOX | | Original | | IM-022 | |
| Das Offizielle Xbox-Magazin: Cover-DVD 11/2002 | XBOX | | Original | | IM-002 | |
| Das Offizielle Xbox-Magazin: Cover-DVD 10/2005 | XBOX | | Original | | IM-045 | |
| Das Offizielle Xbox-Magazin: Cover-DVD 10/2004 | XBOX | | Original | | IM-034 | |
| Das Offizielle Xbox-Magazin: Cover-DVD 10/2003 | XBOX | | Original | | IM-021 | |
| Das Offizielle Xbox-Magazin: Cover-DVD 09/2006 | XBOX | | Original | | IM-226 | |
| Das Offizielle Xbox-Magazin: Cover-DVD 09/2005 | XBOX | | Original | | IM-044 | |
| Das Offizielle Xbox-Magazin: Cover-DVD 09/2004 | XBOX | | Original | | IM-032 | |
| Das Offizielle Xbox-Magazin: Cover-DVD 08/2006 | XBOX | | Original | | IM-226 | |
| Das Offizielle Xbox-Magazin: Cover-DVD 08/2005 | XBOX | | Original | | IM-043 | |
| Das Offizielle Xbox-Magazin: Cover-DVD 08/2003 | XBOX | | Original | | IM-019 | |
| Das Offizielle Xbox-Magazin: Cover-DVD 08/2002 | XBOX | | Original | | IM-001 | |
| Das Offizielle Xbox-Magazin: Cover-DVD 07/2005 | XBOX | | Original | | IM-042 | |
| Das Offizielle Xbox-Magazin: Cover-DVD 07/2004 | XBOX | | Original | | IM-030 | |
| Das Offizielle Xbox-Magazin: Cover-DVD 07/2003 | XBOX | | Original | | IM-018 | |
| Das Offizielle Xbox-Magazin: Cover-DVD 06/2005 | XBOX | | Original | | IM-041 | |
| Das Offizielle Xbox-Magazin: Cover-DVD 06/2004 | XBOX | | Original | | IM-029 | |
| Das Offizielle Xbox-Magazin: Cover-DVD 06/2003 | XBOX | | Original | | IM-017 | |
| Das Offizielle Xbox-Magazin: Cover-DVD 05/2005 | XBOX | | Original | | IM-040 | |
| Das Offizielle Xbox-Magazin: Cover-DVD 04/2005 | XBOX | | Original | | IM-039 | |
| Das Offizielle Xbox-Magazin: Cover-DVD 04/2003 | XBOX | | Original | | IM-015 | |
| Das Offizielle Xbox-Magazin: Cover-DVD 03/2005 | XBOX | | Original | | IM-038 | |
| Das Offizielle Xbox-Magazin: Cover-DVD 02/2003 | XBOX | | Original | | IM-013 | |
| Das Offizielle Xbox-Magazin: Cover-DVD 01/2006 | XBOX | | Original | | IM-049 | |
| Das Offizielle Xbox-Magazin: Cover-DVD 01/2004 | XBOX | | Original | | IM-024 | |
| Das Offizielle Xbox-Magazin: Cover-DVD 01/2003 | XBOX | | Original | | IM-012 | |
| Das Offizielle PlayStation 2 Magazin: Special Edition 2 german special edition demo 2 | PS2 | 1.00 | | | SCED-51161 | |
| Das Offizielle PlayStation 2 Magazin 13/2003: Uncut Edition ops2m uncut edition 13/03 | PS2 | 1.00 | | | SCED-51937 | |
| Das Offizielle PlayStation 2 Magazin 12/2003 ops2m demo uncut edition 12/2003 | PS2 | 1.00 | | | SCED-51936 | |
| Das Offizielle PlayStation 2 Magazin 09/2004 OPS2M Uncut Edition 09/04 | PS2 | 1.02 | | | SCED-52089 … | |
| Das Offizielle PlayStation 2 Magazin 02/2004: Uncut Edition ops2m uncut edition 02/2004 | PS2 | 1.01 | | | SCED-52082 | |
| Official PlayStation 2 Magazine: German Kids Special OPS2 Ger Kids Special/DEM/GER | PS2 | 1.00 | | | SCED-53611 | |
| Official PlayStation 2 Magazine Sonderausgabe 2004/3 | PS2 | 1.00 | | | SCED-52997 | |
| Official PlayStation 2 Magazine Germany Winter 2006 ops2 ger winter 2006 | PS2 | 1.00 | | | SCED-54558 | |
| Official PlayStation 2 Magazine Germany Special Edition 2007-1 | PS2 | 1.02 | | | SCED-54693 | |
| Official PlayStation 2 Magazine Germany Special Edition 2005/01 ops2m ger special 01/2005 | PS2 | 1.02 | | | SCED-53298 | |
| Official PlayStation 2 Magazine Germany Special Edition 2003/03 | PS2 | 1.00 | | | SCED-51551 | |
| Official PlayStation 2 Magazine Germany Special Edition 2003/02 | PS2 | 1.01 | | | SCED-51549 | |
| Official PlayStation 2 Magazine Germany Special Edition 2003/01 ops2m germany special edition 2003/01 | PS2 | 1.00 | | | SCED-51512 | |
| Official PlayStation 2 Magazine Germany Special Edition 1 ops2m germany special edition 1 | PS2 | 1.10 | | | SCED-50780 | |
| Official PlayStation 2 Magazine Germany Special Edition 01/2004 | PS2 | 1.01 | | | SCED-52119 | |
| Official PlayStation 2 Magazine Germany Special 3/2005 ops2 ger special 3/2005 | PS2 | 1.00 | | | SCED-53938 | |
| Official PlayStation 2 Magazine Germany Special 2/2005 | PS2 | 1.00 | | | SCED-53662 | |
| Official PlayStation 2 Magazine Demo 84 | PS2 | 1.00 | | | SCED-54758 | |
| Official PlayStation 2 Magazine Demo 83 ops2m germany 2007/03 | PS2 | 1.01 | | | SCED-54692 | |
| Official PlayStation 2 Magazine Demo 82 ops2m germany 02-2007 | PS2 | 1.01 | | | SCED-54642 | |
| Official PlayStation 2 Magazine Demo 81 | PS2 | 1.00 | | | SCED-54605 | |
| Official PlayStation 2 Magazine Demo 80 | PS2 | 1.00 | | | SCED-54059 | |
| Official PlayStation 2 Magazine Demo 79 | PS2 | 1.00 | | | SCED-54058 | |
| Official PlayStation 2 Magazine Demo 78 | PS2 | 1.00 | | | SCED-54057 | |
| Official PlayStation 2 Magazine Demo 77 ops2m germany 10-2006 | PS2 | 1.00 | | | SCED-54056 | |
| Official PlayStation 2 Magazine Demo 76 | PS2 | 1.01 | | | SCED-54055 | |
| Official PlayStation 2 Magazine Demo 75 | PS2 | 1.00 | | | SCED-54054 | |
| Official PlayStation 2 Magazine Demo 74 | PS2 | 1.01 | | | SCED-54053 | |
| Official PlayStation 2 Magazine Demo 73 | PS2 | 1.00 | | | SCED-54052 | |
| Official PlayStation 2 Magazine Demo 72 | PS2 | 1.00 | | | SCED-54051 | |
| Official PlayStation 2 Magazine Demo 71 | PS2 | 1.01 | | | SCED-54050 | |
| Official PlayStation 2 Magazine Demo 70 | PS2 | 1.01 | | | SCED-54037 | |
| Official PlayStation 2 Magazine Demo 69 | PS2 | 1.00 | | | SCED-53217 | |
| Official PlayStation 2 Magazine Demo 68 | PS2 | 1.00 | | | SCED-53216 | |
| Official PlayStation 2 Magazine Demo 67 | PS2 | 1.00 | | | SCED-53215 | |
| Official PlayStation 2 Magazine Demo 66 | PS2 | 1.00 | | | SCED-53214 | |
| Official PlayStation 2 Magazine Demo 65 | PS2 | 1.00 | | | SCED-53213 | |
| Official PlayStation 2 Magazine Demo 64 | PS2 | 1.01 | | | SCED-53212 | |
| Official PlayStation 2 Magazine Demo 63 | PS2 | 1.00 | | | SCED-53211 | |
| Official PlayStation 2 Magazine Demo 62 | PS2 | 1.00 | | | SCED-53210 | |
| Official PlayStation 2 Magazine Demo 61 | PS2 | 1.01 | | | SCED-53209 | |
| Official PlayStation 2 Magazine Demo 60 | PS2 | 1.00 | | | SCED-53208 | |
| Official PlayStation 2 Magazine Demo 59 | PS2 | 1.01 | | | SCED-53207 | |
| Official PlayStation 2 Magazine Demo 58 | PS2 | 1.02 | | | SCED-53206 | |
| Official PlayStation 2 Magazine Demo 57 | PS2 | 1.02 | | | SCED-53159 | |
| Official PlayStation 2 Magazine Demo 55 | PS2 | 1.00 | | | SCED-52120 | |
| Official PlayStation 2 Magazine Demo 54 | PS2 | 1.00 | | | SCED-53056 | |
| Official PlayStation 2 Magazine Demo 53 | PS2 | 1.00 | | | SCED-52080 | |
| Official PlayStation 2 Magazine Demo 52 | PS2 | 1.01 | | | SCED-52092 | |
| Official PlayStation 2 Magazine Demo 51 Das Offizielle PlayStation 2 Magazin 11/2004: Uncut Edition | PS2 | 1.01 | | | SCED-52091 | |
| Official PlayStation 2 Magazine Demo 50 | PS2 | 1.02 | | | SCED-52090 | |
| Official PlayStation 2 Magazine Demo 50 | PS2 | 1.01 | | | SCED-52796 | |
| Official PlayStation 2 Magazine Demo 49 | PS2 | 1.01 | | | SCED-52076 … | |
| Official PlayStation 2 Magazine Demo 48 | PS2 | 1.01 | | | SCED-52088 | |
| Official PlayStation 2 Magazine Demo 47 | PS2 | 1.01 | | | SCED-52087 | |
| Official PlayStation 2 Magazine Demo 45 | PS2 | 1.01 | | | SCED-52085 | |
| Official PlayStation 2 Magazine Demo 43 | PS2 | 1.00 | | | SCED-52083 | |
| Official PlayStation 2 Magazine Demo 42 | PS2 | 1.01 | | | SCED-52069 | |
| Official PlayStation 2 Magazine Demo 41 | PS2 | 1.00 | | | SCED-52068 | |
| Official PlayStation 2 Magazine Demo 41 | PS2 | 1.00 | | | SCED-52081 | |
| Official PlayStation 2 Magazine Demo 40 | PS2 | 1.00 | | | SCED-51575 | |
| Official PlayStation 2 Magazine Demo 39 | PS2 | 1.00 | | | SCED-52037 | |
| Official PlayStation 2 Magazine Demo 38 | PS2 | 1.01 | | | SCED-51935 | |
| Official PlayStation 2 Magazine Demo 38 | PS2 | 1.00 | | | SCED-51573 | |
| Official PlayStation 2 Magazine Demo 37 | PS2 | 1.02 | | | SCED-51572 | |
| Official PlayStation 2 Magazine Demo 36 | PS2 | 1.01 | | | SCED-51571 | |
| Official PlayStation 2 Magazine Demo 35 | PS2 | 1.02 | | | SCED-51570 | |
| Official PlayStation 2 Magazine Demo 34 | PS2 | 1.01 | | | SCED-51569 | |
| Official PlayStation 2 Magazine Demo 33 | PS2 | 1.01 | | | SCED-51568 | |
| Official PlayStation 2 Magazine Demo 32 | PS2 | 1.02 | | | SCED-51567 | |
| Official PlayStation 2 Magazine Demo 31 | PS2 | 1.03 | | | SCED-51566 | |
| Official PlayStation 2 Magazine Demo 30 | PS2 | 1.01 | | | SCED-51483 | |
| Official PlayStation 2 Magazine Demo 29 | PS2 | 1.00 | | | SCED-51432 | |
| Official PlayStation 2 Magazine Demo 28 | PS2 | 1.00 | | | SCED-51376 | |
| Official PlayStation 2 Magazine Demo 27 | PS2 | 1.00 | | | SCED-51319 | |
| Official PlayStation 2 Magazine Demo 25 | PS2 | 1.00 | | | SCED-51262 | |
| Official PlayStation 2 Magazine Demo 24 | PS2 | 1.10 | | | SCED-51185 | |
| Official PlayStation 2 Magazine Demo 22 | PS2 | 1.10 | Original | | SCED-50701 | |
| Official PlayStation 2 Magazine Demo 21 | PS2 | 1.00 | | | SCED-50700 | |
| Official PlayStation 2 Magazine Demo 20 | PS2 | 1.00 | | | SCED-50699 | |
| Official PlayStation 2 Magazine Demo 18 | PS2 | 1.00 | | | SCED-50698 | |
| Official PlayStation 2 Magazine Demo 17 | PS2 | 1.00 | | | SCED-50697 | |
| Official PlayStation 2 Magazine Demo 16 | PS2 | 1.00 | | | SCED-50736 | |
| Official PlayStation 2 Magazine Demo 15 | PS2 | 1.00 | | | SCED-50685 | |
| Official PlayStation 2 Magazine Demo 14 | PS2 | 1.00 | | | SCED-50622 | |
| Official PlayStation 2 Magazine Demo 13 ops2m demo 13 | PS2 | 1.00 | | | SCED-50594 | |
| Official PlayStation 2 Magazine Demo 12 | PS2 | 1.00 | | | SCED-50506 | |
| Official PlayStation 2 Magazine Demo 11 | PS2 | 1.00 | | | SCED-50460 | |
| Official PlayStation 2 Magazine Demo 10 ops2m demo 10 | PS2 | 1.00 | | | SCED-50404 | |
| Of Light and Darkness: The Prophecy (Disc 3) | PC | | Original | | | |
| Of Light and Darkness: The Prophecy (Disc 2) | PC | | Original | | | |
| Of Light and Darkness: The Prophecy (Disc 1) | PC | | Original | | | |
| Odyssee: Auf der Suche nach Odysseus (Disc 2) | PC | | Original | | ODY-GERCD2 | |
| Odyssee: Auf der Suche nach Odysseus (Disc 1) | PC | | Original | | ODY-GERCD1 | |
| Oddworld: Strangers Vergeltung | XBOX | | Original | | EA-109 | |
| Oddworld: Munch's Oddysee | XBOX | | Original, Classics | | MS-001 | |
| Oddworld: Abe's Oddysee | PC | 2.0 | Original | | IB2G-ODDG5 | |
| Oddworld: Abe's Oddysee | PSX | | Platinum | | SLES-00839 | |
| Oddworld: Abe's Exoddus (Disc 2) | PSX | | Original | | SLES-11503 | |
| Oddworld: Abe's Exoddus (Disc 1) | PSX | | Original | | SLES-01503 | |
| Oddworld: Abe's Exoddus (CD Installieren) | PC | 2.0 | Original | | | |
| Oddworld: Abe's Exoddus (CD Abspielen) | PC | 2.0 | Original | | | |
| Obsidian (Disc 5) | PC | | Original | | | |
| Obsidian (Disc 4) | PC | | Original | | | |
| Obsidian (Disc 3) | PC | | Original | | | |
| Obsidian (Disc 2) | PC | | Original | | | |
| Obsidian (Disc 1) | PC | | Original | | | |
| O.D.T. | PSX | | Demo | | SLED-01575 | |
| O.D.T. | PC | | Original | | | |
| O.D.T. | PSX | | Original | | SLES-01410 | |
| Official PlayStation 2 Magazine Demo 20 | PS2 | 1.10 | | | SCED-50945 | |
| Official PlayStation 2 Magazine Demo 17 | PS2 | 1.00 | | | SCED-50152 | |
| OverBlood | PSX | | Original | | SLES-00769 | |
| Les Ours Berenstain: Comme des Grands | CDI | 1.05 | | | 812 0063 | |
| L'Open de Palm Springs | CDI | | Original, For Demonstration Only | | 812 0002 | |
| One | PSX | | Demo | | SLED-01170 | |
| Official PlayStation 2 Magazine Spécial Noël 2004 | PS2 | 1.00 | | | SCED-52996 | |
| Official PlayStation 2 Magazine French Christmas Special Demo ops2m french christmas special demo | PS2 | 1.00 | | | SCED-53854 | |
| Official PlayStation 2 Magazine Demo 8 | PS2 | 1.20 | | | SCED-50381 | |
| Official PlayStation 2 Magazine Demo 79 | PS2 | 1.00 | | | SCED-54481 | |
| Official PlayStation 2 Magazine Demo 78 | PS2 | 1.00 | | | SCED-54480 | |
| Official PlayStation 2 Magazine Demo 72 | PS2 | 1.00 | | | SCED-54144 | |
| Official PlayStation 2 Magazine Demo 71 | PS2 | 1.02 | | | SCED-54079 | |
| Official PlayStation 2 Magazine Demo 70 | PS2 | 2.00 | | | SCED-54024 | |
| Official PlayStation 2 Magazine Demo 69 ops2m demo 69™ | PS2 | 1.00 | | | SCED-54001 | |
| Official PlayStation 2 Magazine Demo 67 ops2m demo 67 | PS2 | 1.00 | | | SCED-53916 | |
| Official PlayStation 2 Magazine Demo 58 | PS2 | 1.01 | | | SCED-53325 | |
| Official PlayStation 2 Magazine Demo 53 ops2m demo 53 | PS2 | 1.01 | | | SCED-52991 | |
| Official PlayStation 2 Magazine Demo 47 ops2m demo 47 | PS2 | 1.00 | | | SCED-52549 | |
| Official PlayStation 2 Magazine Demo 45 | PS2 | 1.02 | | | SCED-52442 | |
| Official PlayStation 2 Magazine Demo 44 ops2m demo 44 | PS2 | 1.01 | | | SCED-52377 | |
| Official PlayStation 2 Magazine Demo 42 ops2m demo 42 | PS2 | 1.01 | | | SCED-52273 | |
| Official PlayStation 2 Magazine Demo 41 ops2m demo 41 | PS2 | 1.00 | | | SCED-52185 | |
| Official PlayStation 2 Magazine Demo 40 | PS2 | 1.01 | | | SCED-51565 | |
| Official PlayStation 2 Magazine Demo 37 PlayStation 2 Magazine CD 37 Septembre 2003 | PS2 | 1.00 | | | SCED-51563 | |
| Official PlayStation 2 Magazine Demo 35 | PS2 | 1.00 | | | SCED-51561 | |
| Official PlayStation 2 Magazine Demo 34 | PS2 | 1.03 | | | SCED-51560 | |
| Official PlayStation 2 Magazine Demo 33 ops2m demo 33 | PS2 | 1.03 | | | SCED-51559 | |
| Official PlayStation 2 Magazine Demo 32 ops2m demo 32 | PS2 | 1.00 | | | SCED-51558 | |
| Official PlayStation 2 Magazine Demo 30 | PS2 | 1.00 | | | SCED-51489 | |
| Official PlayStation 2 Magazine Demo 29 | PS2 | 1.00 | | | SCED-51440 | |
| Official PlayStation 2 Magazine Demo 27 ops2m demo 27 | PS2 | 1.00 | | | SCED-51359 | |
| Official PlayStation 2 Magazine Demo 25 ops2m demo 25 | PS2 | 1.00 | | | SCED-51279 | |
| Official PlayStation 2 Magazine Demo 24 ops2m demo 24 | PS2 | 1.00 | | | SCED-51147 | |
| Official PlayStation 2 Magazine Demo 22/23 ops2m demo 22/23 | PS2 | 1.00 | | | SCED-51016 | |
| Official PlayStation 2 Magazine Demo 18 | PS2 | 1.00 | | | SCED-50825 | |
| Official PlayStation 2 Magazine Demo 16 OPS2M DEMO 16/FRE | PS2 | 1.00 | | | SCED-50675 | |
| Official PlayStation 2 Magazine Demo 13 ops2m demo 13 | PS2 | 1.00 | | | SCED-50593 | |