Region | Title | System | Version | Edition | Languages | Serial | Status |
 | One Two Animal: Let's Animal Series 1 ワンツーあにまる レッツあにまるシリーズ1 | PC | | Original | | LAOA-96101 |  |
 | One Two Smash: Tanoshii Tennis ワン・ツー スマッシュ たのしいテニス | PSX | | Honkakuha de 1300 | | SLPS 02585 |  |
 | One-derful Theater ONEだふるシアター | X68K | | | | |  |
 | OneChanbara Special お姉チャンバラ SPECIAL | PSP | 1.03 | Original | | ULJS 00367 |  |
 | Oneechanbara Revolution お姉チャンバラ Revolution | WII | | Original | | RVL-RONJ-JPN |  |
 | 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 |  |
 | Oneechanbara Z: Kagura お姉チャンバラZ~カグラ~ | XBOX360 | | Original | | DP-2036 |  |
 | Oneechanbara Z: Kagura with NoNoNo! お姉チャンバラZ~カグラ~ With NoNoNo! | PS3 | 01.03 | Original | | BLJS 10221 |  |
 | Onegai Countdown おねがいカウントダウン | PC | | Original | | YMH-0013 |  |
 | Ongaku Tkool 3 音楽ツクール3 | PSX | | Original | | SLPS 03161 |  |
 | Oni | PC | 1.00.000 | Original | | MTW-0390 |  |
 | Oni no Kamen 鬼ノ仮面 | PC | 1.00 | Original | | |  |
 | 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 |  |
 | Onigunsou Kuramochi Yuzo no Yatchimasu: Spartan Manshu 鬼軍曹倉持勇造の殺っちます ~スパルタン満州~ | PC | | Original | | |  |
 | Onii-chan Jushin-chuu お兄ちゃん受信中 | PC | | Original | | |  |
 | Onikiri-den 鬼斬伝 | PC | | Original | | ZEUS-00001 |  |
 | Onimusha Buraiden 鬼武者 無頼伝 | PS2 | 1.02 | Original | | SLPM 65411 |  |
 | 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 |  |
 | Only One 2: Naomi: Ai no Inori ga Todoku Toki オンリーワン2 なおみ 愛の祈りが届く時 | PC | 1.0.0.1 | Original | | ON2-NAO |  |
 | Only You: Seikimatsu no Juliet-tachi Only You ~世紀末のジュリエットたち~ | FMT | | Shokai Gentei | | |  |
 | Only You: Sekai no Namida to Shoujo no Hanashi: Prelude Only You -世界の涙と少女のハナシ- Prelude | PC | 1.00 | Trial Edition version:share II | | |  |
 | Onmyou Taisenki: Byakko Enbu 陰陽大戦記 白虎演舞 | PS2 | 1.01 | EyeToy Camera Doukonban | | SLPS 20416 |  |
 | Onmyou Taisenki: Byakko Enbu 陰陽大戦記 白虎演舞 | PS2 | 1.01 | Original | | SLPS 20417 |  |
 | Onmyou Taisenki: Hasha no In 陰陽大戦記 ~覇者の印~ | PS2 | 1.03 | Original | | SLPS 25501 |  |
 | Onore no Shinzuru Michi o Yuke 己の信ずる道を征け | PSP | 1.01 | Original | | ULJM 05465 |  |
 | Onsen de Takkyuu 温泉de卓球 | PC | | Original | | |  |
 | Onsen Ryokou Kakumei: Ich liebe dich.! 温泉旅行革命 ~Ich liebe dich.!~ | PC | 1.00 | Original | | RUCCA-003 |  |
 | Ooedo Senryoubako 大江戸千両箱 | PSP | 1.01 | Original | | ULJM 05099 |  |
 | 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 |  |
 | 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 |  |
 | Ookami 大神 | WII | | Original | | RVL-ROWJ-JPN-B0 |  |
 | Oookuki 大奥記 | PS2 | 1.02 | Original | | SLPM 66441 |  |
 | Ooumi Nobunaga Den: Geten II 大海信長伝・下天II | PSX | | Original | | SLPS 00874 |  |
 | Oozora ni Kodawarou! Minna no Kuukou 2 大空にこだわろう! みんなの空港2 | PC | | | | |  |
 | Opera House Preview Disc オペラハウス プレビューディスク | 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 #2.3 オペラハウス プレビューディスク #2.3 | PC | | Original | | |  |
 | Operation Darkness オペレーション・ダークネス | XBOX360 | | Original | | SU-2001 |  |
 | Operation Flashpoint: Dragon Rising | XBOX360 | | Original | | CM-2065 |  |
 | Operation Flashpoint: Red River | XBOX360 | | Original | | CM-2104 |  |
 | Operation Flashpoint: Red River | PC | | Kakaku Kaiteihan | | FBG028W000A10 |  |
 | Operation Wolf オペレーション・ウルフ | FMT | 1.00 | Ving Vol. 3 | | HMB-126 |  |
 | Operator's Side オペレーターズサイド | PS2 | 1.02 | Original | | SCPS 15039 |  |
 | Opoona オプーナ | WII | | Original | | RVL-RPOJ-JPN |  |
 | Option: Tuning Car Battle Option チューニングカーバトル | PSX | | Highlight-ban | | SLPM 80203 |  |
 | Option: Tuning Car Battle Option チューニングカーバトル | PSX | | Taikenban | | SLPM 80206 |  |
 | Option: Tuning Car Battle オプション チューニングカーバトル | PSX | Rev 1 | PlayStation the Best | | SLPS 91037 |  |
 | Oracle no Houseki: Jewels of the Oracle オラクルの宝石 Jewels of the Oracle | PSX | | Original | | SLPS 00240 |  |
 | The Orange Box | XBOX360 | | Original | | EA-2063 |  |
 | Orange Honey: Boku wa Kimi ni Koi shiteru オレンジ♥ハニー 僕はキミに恋してる | PS2 | 1.02 | Shokai Genteiban | | SLPS 25766 |  |
 | Orange Pocket: Root オレンジポケット ~リュート~ | PS2 | 1.02 | Shokai Genteiban | | SLPM 65524 |  |
 | Orange Pocket: Root オレンジポケット ~リュート~ | PS2 | 1.02 | Original | | SLPM 65525 |  |
 | 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 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 no Ryouri 俺の料理 | PSX | | Taikenban | | PAPX 90084 |  |
 | Ore no Ryouri 俺の料理 | PSX | | Taikenban | | PAPX 90089 |  |
 | Ore no Shikabane o Koete Yuke 俺の屍を越えてゆけ | PSX | | Tentou-you Movie Disc | | PCPX 96160 |  |
 | Ore no Shita de Agake 俺の下で AGAKE | PS2 | 1.01 | Original | | SLPS 25796 |  |
 | Ore no Shita de Agake 俺の下であがけ | PC | System3.9 Ver.5.43 | Original | | ALB-005 |  |
 | Ore no Yome: Anata dake no Hanayome 俺の嫁 ~あなただけの花嫁~ | XBOX360 | | Original | | IF-2008 |  |
 | Ore no Yotto: Ganbare! Nippon Challenge 俺のヨット ~がんばれ! ニッポン・チャレンジ~ | PSX | | Original | | SLPS 02132 |  |
 | Ore wa Shoujo Mangaka オレは少女漫画家 | PSP | 1.03 | Original | | ULJM 06018 |  |
 | Oretachi Geesen Zoku: Burger Time オレたちゲーセン族 バーガータイム | PS2 | 1.00 | Original | | SLPM 62695 |  |
 | Oretachi Geesen Zoku: Contra オレたちゲーセン族 魂斗羅 | PS2 | 1.00 | Original | | SLPM 62730 |  |
 | Oretachi Geesen Zoku: Crazy Climber オレたちゲーセン族 クレイジー・クライマー | PS2 | 1.01 | Original | | SLPM 62627 |  |
 | Oretachi Geesen Zoku: Moon Cresta オレたちゲーセン族 ムーンクレスタ | PS2 | 1.01 | Original | | SLPM 62645 |  |
 | 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: Quarth オレたちゲーセン族 クォース | PS2 | 1.02 | Original | | SLPM 62704 |  |
 | Oretachi Geesen Zoku: Rabio Lepus オレたちゲーセン族 ラビオ レプス | PS2 | 1.00 | Original | | SLPM 62707 |  |
 | Oretachi Geesen Zoku: Scramble オレたちゲーセン族 スクランブル | PS2 | 1.01 | Original | | SLPM 62626 |  |
 | Oretachi Geesen Zoku: Sonic Wings オレたちゲーセン族 ~ソニックウィングス~ | PS2 | 1.01 | Original | | SLPM 62646 |  |
 | Oretachi Geesen Zoku: Terra Cresta オレたちゲーセン族 テラクレスタ | PS2 | 1.04 | Original | | SLPM 62661 |  |
 | 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: Trio the Punch オレたちゲーセン族 トリオ・ザ・パンチ | PS2 | 1.02 | Original | | SLPM 62745 |  |
 | Oretachi Geesen Zoku: Yie Ar Kung Fu オレたちゲーセン族 イー・アル・カンフー | PS2 | 1.01 | Original | | SLPM 62696 |  |
 | Oretachi no Sabage Portable 俺たちのサバゲー PORTABLE | PSP | 1.03 | Original | | ULJS 00170 |  |
 | Orgazumi (Disc 1) オーガズミー | PC | | Original | | FCG013 |  |
 | Orgazumi (Disc 2) オーガズミー | PC | | Original | | FCG014 |  |
 | Original War (Disc 1) (Install Disc) オリジナル ウォー | PC | 1.02 | Original | | |  |
 | Original War (Disc 2) (GameDisc) オリジナル ウォー | PC | 1.02 | Original | | |  |
 | Oryouri Jouzu: Kihon Kateiryouri-hen お料理上手 基本家庭料理編 | PC | 1.2.0.5 | Original | | 0000037450 |  |
 | Osaka City 大阪 | PHOTO-CD | | Original | | |  |
 | Osaka Ennichi 大阪緣日 | PC | | Original | | OE-V1.00 |  |
 | Osaka Naniwa Matenrou 大阪ナニワ摩天楼 | PSX | | Original | | SLPS 02013 |  |
 | Osananajimi wa Pet Yakuza! 幼なじみはペットヤクザ!体験版 | PC | | Taikenban | | |  |
 | Oshare Cooking おしゃれクッキング | FMT | Rev A | Original | | HMA-267A |  |
 | Oshare Cooking II おしゃれクッキングⅡ | FMT | Rev B | Original | | HMA-267B |  |
 | Oshiete Noobow おしえて ぬ~ぼ~ | FMT | | Original | | HMF-110 |  |
 | Oshiete! Popotan おしえて! ぽぽたん | PS2 | 1.02 | Original | | SLPM 65535 |  |
 | Osouji Sentai Clean Keeper お掃除戦隊くりーんきーぱー | WII | | Original | | RVL-RC5J-JPN |  |
 | Osouji Sentai Clean Keeper H お掃除戦隊 くりーんきーぱーはいぱーH | PS2 | 1.01 | Original | | SLPM 55220 |  |
 | Otenki Kororin お天気ころりん | PSX | | Original | | SLPM 87047 |  |
 | Othelanian Wars オセラニアン・ウォーズ | PC | | Original | | |  |
 | 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 |  |
 | Otome Koigokoro Prister 乙女恋心プリスター体験版 | PC | | Taikenban | | |  |
 | Otome no Jijou 乙女の事情 | PS2 | 1.01 | Original | | SLPM 66508 |  |
 | Otome wa Boku ni Koishiteru 乙女はお姉さまに恋してる | PS2 | 1.05 | Original | | SLPM 66165 |  |
 | Otome wa Oanesama Boku ni Koi Shiteru Portable 乙女はお姉さまに恋してる Portable | PSP | 1.02 | Original | | ULJM 05647 |  |
 | Otome-teki Koi Kakumei: Love Revo!! 乙女的恋革命★ラブレボ!! | PS2 | 1.03 | Love Revo Box | | SLPM 66237 |  |
 | 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 |  |
 | Otomedius Excellent! オトメディウスX(エクセレント!) | XBOX360 | | Original | | KN-2074 |  |
 | Otomedius Gorgeous! オトメディウス ゴージャス! | XBOX360 | | Original | | KN-2030 |  |
 | Otona no Asobi おとなの遊び | PSX | | Nichibutsu Collection 2000 | | SLPS 02459 |  |
 | Otona no Gal-jong 2: Koishite Bai Man! おとなのギャル雀2 恋して倍満! | PS2 | 1.01 | Original | | SLPM 66194 |  |
 | Otona no Gal-jong: Kimi ni Haneman! おとなのギャル雀 ~きみにハネ満!~ | PS2 | 1.03 | Jaleco the Best | | SLPM 62549 |  |
 | Otostaz オトスタツ | PS2 | 1.00 | Taikenban | | PAPX 90226 |  |
 | 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 |  |
 | Otousan no Tame no Tsuri: Fly Fishing-hen お父さんのための釣り フライ フィッシング編 | PC | | Original | | TFF-058-1 |  |
 | Oudou Aniki 王道兄貴 | PC | 1.20b | Original | | |  |
 | Ougon Kishi Garo 黄金騎士 牙狼 | PS2 | 1.01 | Genteiban | | SLPS 20462 |  |
 | Ougon Musou Kyoku Cross 黄金夢想曲 CROSS | PC | 2.00 | Original | | |  |
 | Ougon Musou Kyoku X 黄金夢想曲X | XBOX360 | | Original | | AJ-2003 |  |
 | Ougon no Kizuna 黄金の絆 | WII | | Original | | RVL-RK7J-JPN |  |
 | Oujisama Lv1 王子さまLv1 | PSX | | Original | | SLPS 03412 |  |
 | Oujisama Lv1 王子さまLv1 | PC | | Original | | |  |
 | Oujisama Lv1.5: Oujisama no Tamago 王子さまLv1.5 ~王子さまのたまご~ | PSX | | Original | | SLPS 03534 |  |
 | Ouka Houshin: Ouka Sakishi Toki 央華封神 ~央華咲きし刻~ | DC | 1.003 | Original | | T-38704M |  |
 | Ouka: Kokoro Kagayakaseru Sakura 桜華 ~心輝かせる桜~ | PS2 | 1.01 | Original | | SLPM 66406 |  |
 | Oumagatoki 2 逢魔が時2 | PSX | | Original | | SLPS 03272 |  |
 | Oumagatoki: Kaidan Romance 逢魔時 ~怪談ロマンス~ | PSP | 1.02 | Original | | ULJM 06039 |  |
 | 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 |  |
 | 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 |  |
 | Ouran Koukou Host Club 桜蘭高校ホスト部 | PS2 | 1.01 | Original | | SLPM 66738 |  |
 | Ousama Game (Disc 1) (Ichigo Disc) 王様げーむ | SS | 1.001 | Original | | T-21904G |  |
 | Ousama Game (Disc 2) (Momo Disc) 王様げーむ | SS | 1.001 | Original | | T-21904G |  |
 | Ousama Monogatari 王様物語 | WII | | Beta | | |  |
 | Ousama Monogatari 王様物語 | WII | | Original | | RVL-RO3J-JPN-B0 |  |
 | Out Live: Be Eliminate Yesterday アウトライブ Be Eliminate Yesterday | PSX | | Original | | SLPS 00746 |  |
 | Outdoor Wander Land アウトドアワンダーランド | MAC | | Original | | ILL-940715 |  |
 | Outer World アウター・ワールド | 3DO | | Original | | FZ-SJ3451 |  |
 | Outlaw Golf アウトローゴルフ | XBOX | | World Collection | | VU-016 |  |
 | Outlaw Volleyball アウトローバレーボール | XBOX | | World Collection | | SS-003 |  |
 | OutRun 2 アウトラン2 | XBOX | | Shokai Genteiban | | SE-054 |  |
 | Outtrigger アウトトリガー | DC | 1.008 | Original | | HDR-0118 |  |
 | Over Drivin' II オーバードライビンⅡ | PSX | | Original | | SLPS 00895 |  |
 | 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' IV オーバードライビンⅣ | PSX | | Taikenban Disc | | SLPM 80437 |  |
 | Over G: Energy Airforce | XBOX360 | | Original | | TI-2001 |  |
 | Over the Monochrome Rainbow featuring Shogo Hamada | PS2 | 1.40 | Original | | SLPM 65271 |  |
 | OverBlood オーバーブラッド | PSX | | Major Wave | | SLPM 86641 |  |
 | OverBlood 2: The "East Edge" File オーバーブラッド2 -The "East Edge" File- | PSX | | Premium Disc | | SLPM 80270 |  |
 | OverTop オーバートップ | NGCD | | Original | | ADCD-011 |  |
 | 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 |  |
 | 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 Tsuri Iku de! おやじの時間 ね~ちゃん釣り行くで! | PSX | | Original | | SLPS 02590 |  |
 | 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 |  |
 | Oyako Entertainment Series: TV Kamishibai Vol. 1 親子エンタテインメントシリーズ ~てれび紙芝居Vol.1~ | PSX | | Original | | SLPM 86393 |  |
 | 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 |  |
 | Ozaki Yutaka: Eyes: "Hakushi no Sanran" Yori 尾崎 豊 eyes「白紙の散乱」より | PHOTO-CD | | | | CAT.908753-7 |  |
 | Ozawa-Ken+ | PC | | Original | | |  |
 | Ozzie's World オジィーズワールド | PC | | Original | | ASOW-71110 |  |
 | Odin Sphere 오딘 스피어 | PS2 | 1.00 | Sample | | SCKA 20107 |  |
 | Off-World Interceptor 혹성질주 | 3DO | | Original | | GDT-GA241 |  |
 | Oh's Talk English (Disc 1) 오석태의 말하는 영어 | PSP | 1.02 | Original | | ULKS 46082 |  |
 | Oh's Talk English (Disc 2) 오석태의 말하는 영어 | PSP | 1.02 | Original | | ULKS 46083 |  |
 | Ōkami 오오카미 | PS2 | 1.00 | Original | | SCKA 20095 |  |
 | One Piece: Grand Adventure 원피스: 그랜드 배틀 어드벤처 | PS2 | 1.00 | Original | | SLKA 25388 |  |
 | One Piece: Grand Battle! Rush 원피스 그랜드배틀! RUSH | PS2 | 1.00 | Original | | SLKA 25299 |  |
 | One Piece: Pirates Carnival 원피즈 해적카니발 | PS2 | 1.01 | Original | | SLKA 25351 |  |
 | One Piece: Round the Land! 원피스 라운드 더 랜드! | PS2 | 1.00 | Original | | SLKA 25208 |  |
 | Onimusha: Warlords | PS2 | 1.00 | Original | | SLPM 67507 |  |
 | Operation Flashpoint: Dragon Rising 오퍼레이션 플래시포인트: 드래곤 라이징 | PS3 | 01.01 | Original | | BLKS 20157 |  |
 | Otogi 오토기 | XBOX | | Original | | YB-002 |  |
 | Otostaz 오토스타츠 | PS2 | 1.01 | Original | | SCPS 56004 |  |
 | Outlaw Volleyball 아웃로 발리볼 | XBOX | | Original | | SS-003 |  |
 | OutRun 2006: Coast 2 Coast | PSP | 1.00 | Original | | ULKS 46087 |  |
 | Oddworld: Abe's Exoddus (Installatie Disk) | PC | 2.0 | Budget | | MMICDR 5280 |  |
 | Omgaan met Steriele Medische Hulpmiddelen Omgaan met Steriele Medische Hulp-Middelen | CDI | | Original | | |  |
 | Omgaan met Steriele Medische Hulpmiddelen | CDI | | Demo | | |  |
 | De Ontdekker en het Mysterie van de Diamanten Scarabee The Explorer and the Mystery of the Diamond Scarab | WII | | Original | | RVL-SODP-EUR-B0 |  |
 | Open Universiteit: Practicum Toxicologische Histopathologie Open University: Practical Toxicological Histopathology | CDI | | Original | | 4589 |  |
 | De Overval: Over Dwangmiddelen en Getuigenverhoor | CDI | | Original | | ovrvl 01 |  |
 | Oxide Oxyde | PC | | Dynamite | | DE-006 |  |
 | O! Rety! Psoty Dudusia Wesołka | PC | | Playada Gier | | P_20265_03A_PL |  |
 | Obrońca | PC | | FajnaGra.pl | | |  |
 | Ognisty Podmuch: Fire Captain (Disc 1) (Dysk Instalacyjny) | PC | | Covermount | | |  |
 | Ognisty Podmuch: Fire Captain (Disc 2) (Dysk z Grą) | PC | | Covermount | | |  |
 | Oil Tycoon 2 | PC | | Covermount | | |  |
 | Oksfordzka Encyklopedia Historii Świata. Tom II | PC | | Covermount | | SELL 0108 |  |
 | Olimpiada Zimowa 2002 Olimpijskie Zmagania 2002 | PC | | Original | | |  |
 | Opowieści z Narnii: Książe Kaspian | PC | | Covermount | | |  |
 | Opowieści z Narnii: Lew, Czarownica i Stara Szafa | PS2 | 1.00 | Original | | SLES-53713 |  |
 | Opowieści z Narnii: Lew, Czarownica i Stara Szafa (Disc 1) | PC | | Original | | |  |
 | Opowieści z Narnii: Lew, Czarownica i Stara Szafa (Disc 2) | PC | | Original | | |  |
 | Opowieści z Narnii: Lew, Czarownica i Stara Szafa (Disc 3) | PC | | Original | | |  |
 | Opowieści z Narnii: Lew, Czarownica i Stara Szafa (Disc 4) | PC | | Original | | |  |
 | Ortofrajda | PC | | | | |  |
 | Overlord | PC | 1.2 | Original | | MOVL1CDPL00 (DVD), POVL1CDPL03 (Box) |  |
 | Odium ōdi·um | PC | | Covermount | | |  |
 | Official PlayStation 2 Magazine Demo 32 PlayStation 2 Revista Oficial: Portugal 9 | PS2 | 1.00 | | | SCED-51657 |  |
 | OutRun 2006: Coast 2 Coast | PC | | Top Games | | SEGA-PC029 |  |
 | Overlord BGamer 153 (Side A) | PC | | Covermount | | |  |
 | O.R.B.: Orbital'nye Resursnye Bazy О.Р.Б.: Орбитальные Ресурсные Базы | PC | 1.03 | 1C: Kollekciya igrushek | | |  |
 | Obitaemyj ostrov Обитаемый остров | PC | | Original | | |  |
 | Obitaemyj ostrov: Chuzhoj sredi chuzhix Обитаемый остров: Чужой среди чужих | PC | | Original | | |  |
 | Obitaemyj ostrov: Zemlyanin Обитаемый остров: Землянин | PC | | Original | | |  |
 | Obitel' T'my Обитель Тьмы | PC | 5.02 04/07/03 | Original | | |  |
 | Obitel' t'my: Sumerki Обитель тьмы: Сумерки | PC | 1.1 | Original | | |  |
 | Oblachno, vozmozhny osadki v vide frikadelek Облачно, возможны осадки в виде фрикаделек | PSP | 1.00 | Original | | ULES-01361 |  |
 | Obratnyj otschet Обратный отсчет | PC | v.1 1.06.10.22 | Original | | |  |
 | Obscure ObsCure | PS2 | 1.01 | Original | | SLES-53322 |  |
 | Obscure (Disc 1) ObsCure | PC | | Original | | |  |
 | Obscure (Disc 2) ObsCure | PC | | Original | | |  |
 | Obscure (Disc 3) ObsCure | PC | | Original | | |  |
 | Obscure (Disc 4) ObsCure | PC | | Original | | |  |
 | Odin Klik Один Клик | PC | | Original | | 301/2002 |  |
 | Odnazhdy' v Chikago Однажды в Чикаго | PC | 1.1.0.0 | Original | | |  |
 | Oficery: Special'noe izdanie Офицеры: Специальное издание | PC | 1.18.2 | Original | | |  |
 | On-Robot Он-Робот | PC | 1.14SB | 1C: Igrushki | | |  |
 | Ona: Sbornik e'roticheskix igr Она: Сборник эротических игр | PC | | Original | | 10-20999 |  |
 | Onible'jd Ониблэйд | PC | | Original | | |  |
 | Onimusha: Put' samuraja Onimusha: Путь самурая | PC | | Original | | |  |
 | Onimusha: Put' samuraya (Disc 1) (Igrovoj) Onimusha: Путь самурая | PC | | Original | | |  |
 | Onimusha: Put' samuraya (Disc 2) Onimusha: Путь самурая | PC | | Original | | |  |
 | Onimusha: Put' samuraya (Disc 3) Onimusha: Путь самурая | PC | | Original | | |  |
 | Onimusha: Put' samuraya (Disc 4) Onimusha: Путь самурая | PC | | Original | | |  |
 | Operaciya "Barbarossa" Операция "Барбаросса" | PC | | Original | | |  |
 | Operaciya "Blau" Операция "Блау" | PC | | Original | | |  |
 | Operaciya "Plastilin" (Disc 1) Операция "Пластилин" | PC | | Original | | |  |
 | Operaciya "Plastilin" (Disc 2) Операция "Пластилин" | PC | | Original | | |  |
 | Operaciya "X" ili novye piklyucheniya Shuricha (Disc 1) Операция "Х" или новые приключения Шурича | PC | | 1C: Kollekciya igrushek | | |  |
 | Operaciya Bagration Операция Багратион | PC | | Original | | |  |
 | Operaciya Silent Storm (Disc 1) Операция Silent Storm | PC | Aug 11 2003 | 1C: Igroteka | | |  |
 | Operaciya Silent Storm (Disc 2) Операция Silent Storm | PC | Aug 11 2003 | 1C: Igroteka | | |  |
 | Operaciya Silent Storm: Chasovye (Disc 1) Операция Silent Storm: Часовые | PC | | 1С: Igroteka | | |  |
 | Operaciya Silent Storm: Chasovye (Disc 2) Операция Silent Storm: Часовые | PC | | 1С: Igroteka | | |  |
 | Operation Flashpoint: Soprotivlenie Operation Flashpoint: Сопротивление | PC | 1.85 | | | |  |
 | The Orange Box (Disc 1) | PC | | Rerelease | | |  |
 | The Orange Box (Disc 1) | PC | | Original | | |  |
 | The Orange Box (Disc 2) | PC | | Rerelease | | |  |
 | The Orange Box (Disc 2) | PC | | Original | | |  |
 | Orda: Severnyj veter Орда: Северный ветер | PC | | Original | | |  |
 | Order of War: Osvobozhdenie Order of War: Освобождение | PC | | Igromaniya: Vybor redakcii | | |  |
 | Order of War: Stolknovenie Order of War: Столкновение | PC | | Igromaniya: Vybor redakcii | | |  |
 | Orly Pervoj mirovoj Орлы Первой мировой | PC | 02.19.07 | Original | | |  |
 | Osada Avalona (Disc 1) Осада Авалона | PC | | | | |  |
 | Osada Avalona (Disc 2) Осада Авалона | PC | | | | |  |
 | Osobennosti nacional'nogo razvoda (Disc 1) Особенности национального развода | PC | | Original | | |  |
 | Osobennosti nacional'nogo razvoda (Disc 2) Особенности национального развода | PC | | Original | | |  |
 | Ost-Indskaya kompaniya: Zolotoe izdanie Ост-Индская компания: Золотое издание | PC | | Original | | |  |
 | Ostrov e'rotiki Остров эротики | PC | | Original | | |  |
 | Ostrov Nanda Остров Нанда | PC | 1.000 | Original | | |  |
 | Ot zakata do rassveta От заката до рассвета | PC | | 1C: Igroteka | | |  |
 | Otchayannye domoxozyajki (Disc 1) (Ustanovochnyj disk) Отчаянные домохозяйки | PC | | Original | | |  |
 | Otchayannye domoxozyajki (Disc 2) (Ustanovochnyj disk) Отчаянные домохозяйки | PC | | Original | | |  |
 | Otchayannye domoxozyajki (Disc 3) (Igrovoj disk) Отчаянные домохозяйки | PC | | Original | | |  |
 | Otverzhennye: Tajna temnoj rasy (Disc 2) Отверженные: Тайна темной расы | PC | | 1C: Igrushki | | SNOW OT21 0110 IR |  |
 | Ovech'i bega Овечьи бега | PC | 1.0 | Original | | |  |
 | Overlord II | PC | | Original | | |  |
 | Overlord: Raising Hell | PC | 1.3 | Original | | |  |
 | Odlikas za Prvake Одликаш за Прваке | PC | | Original | | |  |
 | O.D.T. | PSX | | Original | | SLES-01412 |  |
 | Oddworld: Abe's Exoddus (Disc 1) | PSX | | Original | | SLES-01505 |  |
 | Oddworld: Abe's Exoddus (Disc 2) | PSX | | Original | | SLES-11505 |  |
 | Oddworld: Munch's Oddysee | XBOX | | Original | | MS-001 |  |
 | Official PlayStation 2 Magazine Demo 10 | PS2 | | | | SCED-50406 |  |
 | Official PlayStation 2 Magazine Demo 15 | PS2 | 1.00 | | | SCED-50708 |  |
 | Official PlayStation 2 Magazine Demo 23 | PS2 | 1.10 | | | SCED-51163 |  |
 | Official PlayStation 2 Magazine Demo 26 | PS2 | 1.00 | | | SCED-51321 |  |
 | Official PlayStation 2 Magazine Demo 30 | PS2 | 1.00 | | | SCED-51552 |  |
 | Official PlayStation 2 Magazine Demo 32 | PS2 | 1.00 | | | SCED-51656 |  |
 | Official PlayStation 2 Magazine Demo 34 | PS2 | 1.01 | | | SCED-51760 |  |
 | Official PlayStation 2 Magazine Demo 40 | PS2 | 1.01 | | | SCED-52054 |  |
 | Official PlayStation 2 Magazine Demo 41 | PS2 | 1.00 | | | SCED-52158 |  |
 | Official PlayStation 2 Magazine Demo 42 | PS2 | 1.02 | | | SCED-52270 |  |
 | Official PlayStation 2 Magazine Demo 54 | PS2 | 1.00 | | | SCED-53067 |  |
 | One Must Fall 2097 | PC | | Original | | |  |
 | One Must Fall 2097 One Must Fall | PC | | Rerelease | | D.L.: M-8684-97 |  |
 | Oro y Gloria: La Ruta hacia El Dorado | PSX | | Original | | SLES-03187 |  |
 | Official PlayStation 2 Magazine Demo 69 & 70 ops2m demo 69 & 70 | PS2 | 1.01 | | | SCED-54036 |  |
 | Official PlayStation 2 Magazine Demo 81 ops2m demo 81 spa/por | PS2 | 1.00 | | | SCED-54603 |  |
 | Oni | PC | 1.0 | PC Best Buy | | 177588 |  |
 | O'boy-jakten | PC | | Original | | |  |
 | Odens Öga Odens Öga! | PC | 1.0.0 | Original | | |  |
 | Olivers Äventyr: Drakens Förbannelse | PC | | Original | | 021120110 |  |
 | Ollo in the Sunny Valley Fair | PC | | Original | | |  |
 | Onsalakorv | PC | | Original | | |  |
 | Open Season Boog & Elliot | PC | 1.0 | Demo | | |  |
 | Operation Neptun | PC | 1.2 | Original | | ONT844AW-CD |  |
 | Open Season (Disc 1) | PC | 1.00 | Original | | |  |
 | Operation Thunderstorm | PC | 1.0 | Original | | |  |
 | Oynayarak Ogreniyorum 1 Oynayarak Öğreniyorum 1 | PC | | Original | | |  |
 | Oyungezer: Mart 2010 | PC | | | | |  |
 | Oyunlarla Dil Bilgisi Oyunlarla Matematik | PC | | Original | | |  |
 | Odyssey (Disc 1) 奧德賽 | PC | | Original | | |  |
 | Odyssey (Disc 2) 奧德賽 | PC | | Original | | |  |
 | Olympiad Qiaosai 2 奧林匹亞橋賽2 | PC | | Original | | |  |
 | The Orange Box (Disc 1) 戰慄時空2:二部曲重裝旗艦版 | PC | | Original | | TTE0193 |  |
 | The Orange Box (Disc 2) 戰慄時空2:二部曲重裝旗艦版 | PC | | Original | | TTE0193 |  |
 | Oscar the Balloonist: Discovers the Farm 小小探險家奧斯卡 農場奇遇記 | PC | | Original | | |  |
 | O.R.B: Off-World Resource Base | PC | 1.0 | Original | | 22434CD |  |
 | Obduction | MAC | | Kickstarter | | |  |
 | Obduction | PC | 1.4.2 | Kickstarter | | |  |
 | Obscure (Disc 1) ObsCure | PC | 1.0 | Original | | PCO457CD |  |
 | Obscure (Disc 2) ObsCure | PC | 1.0 | Original | | PCO457CD |  |
 | Obscure (Disc 3) ObsCure | PC | 1.0 | Original | | PCO457CD |  |
 | Obscure (Disc 4) ObsCure | PC | 1.0 | Original | | PCO457CD |  |
 | Obscure (Disc 5) ObsCure | PC | 1.0 | Original | | PCO457CD |  |
 | Obscure: The Aftermath ObsCure: The Aftermath | WII | | Beta | | |  |
 | Obscure: The Aftermath ObsCure: The Aftermath | WII | | Original | | RVL-ROBE-USA |  |
 | Obscure: The Aftermath ObsCure: The Aftermath | PS2 | 1.00 | Original | | SLUS-21709 |  |
 | Obsidian | PC | 1.0 | Demo | | |  |
 | Obsidian (Disc 1) | PC | | Original | | 11008 |  |
 | Obsidian (Disc 5) | PC | | Original | | 11008 |  |
 | Ocean Commander | WII | | Original | | RVL-RQME-USA |  |
 | Oceans Below | PC | | Bundle Version OEM | | RVL 13-004-059 Rev. A / 2198610-590002 / I 083100 |  |
 | Octomania | WII | | Original | | RVL-RTKE-USA |  |
 | Oddworld: Abe's Oddysee | PSX | | Trade Demo | | |  |
 | Oddworld: Abe's Oddysee | PC | 2.0 | Channelware | | 04-15303 |  |
 | Oddworld: Abe's Origins | PC | | Limited Run Games | | |  |
 | Oddworld: Munch's Oddysee | XBOX | | Platinum Hits | | MS-001 |  |
 | Odin Sphere | PS2 | 1.00 | Trade Demo | | SLUS-28065 |  |
 | ODS Air Explorer | PC | 5.0r134 | Teacher's Edition | | |  |
 | ODS Air Explorer | PC | 5.0r134 | Teacher's Edition | | |  |
 | ODS Amazing Art Corner | PC | 5.0r134 | Teacher's Edition | | |  |
 | ODS Carnival Math | PC | 5.0r134 | Teacher's Edition | | |  |
 | ODS Carnival Math | PC | 5.0r134 | Teacher's Edition | | |  |
 | ODS Robot Challenge | PC | | Original | | |  |
 | Odyssey: The Legend of Nemesis | MAC | 1.0 | Original | | |  |
 | Odyssey: The Search for Ulysses (Disc 1) | PC | | Original | | |  |
 | Odyssey: The Search for Ulysses (Disc 2) | PC | | Original | | |  |
 | Of Light and Darkness: The Prophecy (Disc 1) | PC | | Original | | CD-C95-166-0 |  |
 | Of Light and Darkness: The Prophecy (Disc 2) | PC | | Original | | CD-C95-166-1 |  |
 | Of Light and Darkness: The Prophecy (Disc 3) | PC | | Original | | CD-C95-166-2 |  |
 | Off-Road Redneck Racing | PC | | Original | | CD-C98-1259-0 |  |
 | Off-World Interceptor Extreme | SS | 1.000 | Original | | T-15908H |  |
 | The Office | PC | | Original | | |  |
 | The Official Browser of Primagames.com | PC | | | | |  |
 | Official Duke Nukem 3D Level Design Handbook | PC | | Original | | 1869-0 |  |
 | Official Lara Croft: Real Life '99 Lara: Character Images | PC | | Press Kit | | |  |
 | Official Sega Dreamcast Magazine Vol. 10: January 2001 | DC | 1.200 | | | IGN10 |  |
 | Official Sega Dreamcast Magazine Vol. 11: February 2001 | DC | 0.500 | | | |  |
 | Official Sega Dreamcast Magazine Vol. 2: November 1999 | DC | 1.020 | | | IGN1 |  |
 | Official Sega Dreamcast Magazine Vol. 3: January 2000 | DC | 1.010 | | | IGN2 |  |
 | Official Sega Dreamcast Magazine Vol. 4: March 2000 | DC | 1.020 | | | IGN3 |  |
 | Official Sega Dreamcast Magazine Vol. 5: May 2000 | DC | 1.010 | | | |  |
 | Official Sega Dreamcast Magazine Vol. 6: July 2000 | DC | 1.050 | | | IGN6 |  |
 | Official Sega Dreamcast Magazine Vol. 7: September 2000 | DC | 1.020 | | | IGN7 |  |
 | Official Sega Dreamcast Magazine Vol. 8: November 2000 | DC | 1.020 | | | IGN8 |  |
 | Official Sega Dreamcast Magazine Vol. 9: December 2000 | DC | 1.000 | | | IGN9 |  |
 | Official Xbox Magazine Best of Xbox Game Demos Vol. 1 | XBOX | | Original | | IM-026 |  |
 | Official Xbox Magazine Game Disc 02 | XBOX | | Original | | IM-001 |  |
 | Official Xbox Magazine Game Disc 03 | XBOX | | Original | | IM-002 |  |
 | Official Xbox Magazine Game Disc 100 | XBOX360 | | | | IM-2117 |  |
 | Official Xbox Magazine Game Disc 101 | XBOX360 | | | | IM-2118 |  |
 | Official Xbox Magazine Game Disc 102 | XBOX360 | | | | IM-2119 |  |
 | Official Xbox Magazine Game Disc 103 | XBOX360 | | | | IM-2120 |  |
 | Official Xbox Magazine Game Disc 104 | XBOX360 | | | | IM-2121 |  |
 | Official Xbox Magazine Game Disc 105 | XBOX360 | | | | IM-2122 |  |
 | Official Xbox Magazine Game Disc 106 | XBOX360 | | | | IM-2123 |  |
 | Official Xbox Magazine Game Disc 107 | XBOX360 | | | | IM-2143 |  |
 | Official Xbox Magazine Game Disc 108 | XBOX360 | | | | IM-2144 |  |
 | Official Xbox Magazine Game Disc 109 | XBOX360 | | | | IM-2145 |  |
 | Official Xbox Magazine Game Disc 110 | XBOX360 | | | | IM-2146 |  |
 | Official Xbox Magazine Game Disc 111 | XBOX360 | | | | IM-2147 |  |
 | Official Xbox Magazine Game Disc 112 | XBOX360 | | | | IM-2148 |  |
 | Official Xbox Magazine Game Disc 113 | XBOX360 | | | | IM-2149 |  |
 | Official Xbox Magazine Game Disc 114 | XBOX360 | | | | IM-2150 |  |
 | Official Xbox Magazine Game Disc 115 | XBOX360 | | | | IM-2151 |  |
 | Official Xbox Magazine Game Disc 116 | XBOX360 | | | | IM-2152 |  |
 | Official Xbox Magazine Game Disc 117 | XBOX360 | | | | IM-2153 |  |
 | Official Xbox Magazine Game Disc 118 | XBOX360 | | | | IM-2155 |  |
 | Official Xbox Magazine Game Disc 119 | XBOX360 | | | | IM-2156 |  |
 | Official Xbox Magazine Game Disc 120 | XBOX360 | | | | IM-2157 |  |
 | Official Xbox Magazine Game Disc 121 | XBOX360 | | | | IM-2158 |  |
 | Official Xbox Magazine Game Disc 122 | XBOX360 | | | | IM-2159 |  |
 | Official Xbox Magazine Game Disc 123 | XBOX360 | | | | IM-2160 |  |
 | Official Xbox Magazine Game Disc 124 | XBOX360 | | | | IM-2161 |  |
 | Official Xbox Magazine Game Disc 125 | XBOX360 | | | | IM-2106 |  |
 | Official Xbox Magazine Game Disc 126 | XBOX360 | | | | IM-2107 |  |
 | Official Xbox Magazine Game Disc 127 | XBOX360 | | | | IM-2108 |  |
 | Official Xbox Magazine Game Disc 128 | XBOX360 | | | | IM-2109 |  |
 | Official Xbox Magazine Game Disc 129 | XBOX360 | | | | IM-2115 |  |
 | Official Xbox Magazine Game Disc 130 | XBOX360 | | | | IM-2116 |  |
 | Official Xbox Magazine Game Disc 131 | XBOX360 | | | | IM-2117 |  |
 | Official Xbox Magazine Game Disc 44 | XBOX | | Original | | IM-071 |  |
 | Official Xbox Magazine Game Disc 47 | XBOX | | Original | | IM-076 |  |
 | Official Xbox Magazine Game Disc 49 | XBOX | | Original | | IM-078 |  |
 | Official Xbox Magazine Game Disc 58 | XBOX | | Original | | IM-216 |  |
 | Official Xbox Magazine Game Disc 60 | XBOX360 | | | | IM-2013 |  |
 | Official Xbox Magazine Game Disc 61 | XBOX | | Original | | IM-220 |  |
 | Official Xbox Magazine Game Disc 65 | XBOX360 | | | | IM-2027 |  |
 | Official Xbox Magazine Game Disc 66 | XBOX360 | | | | IM-2032 |  |
 | Official Xbox Magazine Game Disc 67 | XBOX360 | | | | IM-2033 |  |
 | Official Xbox Magazine Game Disc 68 | XBOX360 | | | | IM-2034 |  |
 | Official Xbox Magazine Game Disc 69 | XBOX360 | | | | IM-2035 |  |
 | Official Xbox Magazine Game Disc 70 | XBOX360 | | | | IM-2036 |  |
 | Official Xbox Magazine Game Disc 71 | XBOX360 | | | | IM-2037 |  |
 | Official Xbox Magazine Game Disc 72 | XBOX360 | | | | IM-2048 |  |
 | Official Xbox Magazine Game Disc 73 | XBOX360 | | | | IM-2052 |  |
 | Official Xbox Magazine Game Disc 74 | XBOX360 | | | | IM-2054 |  |
 | Official Xbox Magazine Game Disc 75 | XBOX360 | | | | IM-2051 |  |
 | Official Xbox Magazine Game Disc 76 | XBOX360 | | | | IM-2053 |  |
 | Official Xbox Magazine Game Disc 77 | XBOX360 | | | | IM-2055 |  |
 | Official Xbox Magazine Game Disc 78 | XBOX360 | | | | IM-2056 |  |
 | Official Xbox Magazine Game Disc 79 | XBOX360 | | | | IM-2060 |  |
 | Official Xbox Magazine Game Disc 80 | XBOX360 | | | | IM-2061 |  |
 | Official Xbox Magazine Game Disc 81 | XBOX360 | | | | IM-2072 |  |
 | Official Xbox Magazine Game Disc 82 | XBOX360 | | | | IM-2073 |  |
 | Official Xbox Magazine Game Disc 83 | XBOX360 | | | | IM-2074 |  |
 | Official Xbox Magazine Game Disc 84 | XBOX360 | | | | IM-2075 |  |
 | Official Xbox Magazine Game Disc 85 | XBOX360 | | | | IM-2076 |  |
 | Official Xbox Magazine Game Disc 86 | XBOX360 | | | | IM-2078 |  |
 | Official Xbox Magazine Game Disc 87 | XBOX360 | | | | IM-2079 |  |
 | Official Xbox Magazine Game Disc 88 | XBOX360 | | | | IM-2080 |  |
 | Official Xbox Magazine Game Disc 89 | XBOX360 | | | | IM-2081 |  |
 | Official Xbox Magazine Game Disc 92 | XBOX360 | | | | IM-2084 |  |
 | Official Xbox Magazine Game Disc 93 | XBOX360 | | | | IM-2107 |  |
 | Official Xbox Magazine Game Disc 94 | XBOX360 | | | | IM-2110 |  |
 | Official Xbox Magazine Game Disc 95 | XBOX360 | | | | IM-2112 |  |
 | Official Xbox Magazine Game Disc 96 | XBOX360 | | | | IM-2113 |  |
 | Official Xbox Magazine Game Disc 97 | XBOX360 | | | | IM-2114 |  |
 | Official Xbox Magazine Game Disc 98 | XBOX360 | | | | IM-2115 |  |
 | Official Xbox Magazine Game Disc 99 | XBOX360 | | | | IM-2116 |  |
 | Offroad Extreme! Special Edition | WII | | Original | | RVL-ROFE-USA-B0 |  |
 | Ōkami | WII | | Beta | | |  |
 | Old El Paso Recipes for Family Fun | PC | | Original | | |  |
 | Olympic Soccer | SS | 2.000 | Original | | T-7904H |  |
 | Omar Sharif on Bridge | PC | | Valueware | | CD-ICD-148-0 |  |
 | The Omega Stone: Riddle of the Sphinx II (Disc 1) | PC | 1.2.3.2 | Original | | |  |
 | The Omega Stone: Riddle of the Sphinx II (Disc 2) | PC | 1.2.3.2 | Original | | |  |
 | The Omega Stone: Riddle of the Sphinx II (Disc 3) | PC | 1.2.3.2 | Original | | |  |
 | The Omega Stone: Riddle of the Sphinx II (Disc 4) | PC | 1.2.3.2 | Original | | |  |
 | Once Upon a Time | WII | Rev 1 | Original | | RVL-SUTE-USA-B0 |  |
 | One Must Fall 2097 | PC | | Original | | EPOMF01 |  |
 | One Must Fall 2097 | PC | | Original | | EPOMF01 |  |
 | One Must Fall 2097 | PC | 1.1 | Demo | | |  |
 | One Must Fall: Battlegrounds | PC | 2090 | Original | | |  |
 | Onechanbara: Bikini Zombie Slayers | WII | | Original | | RVL-RONE-USA |  |
 | OnHand Chess / Sega Swirl Lite | PALM | PDA103-01 | Original | | PDA103-01 |  |
 | OnHand Complete Astrologer OnHand Complete Astrologer: Horoscopes & More! | PALM | PDA108-01 | OnHand Double Pack (Sports Games/Astrologer) | | PDA108-01 |  |
 | OnHand Sports Games / Sega Swirl Lite | PALM | PDA105-01 | OnHand Double Pack (Sports Games/Astrologer) | | PDA105-01 |  |
 | Oni | MAC | | Original | | |  |
 | Oni / 4x4 Evo Oni / 4x4 Evolution | PC | | Demo | | 12DC1-09GM03-11 |  |
 | Onimusha 3: Demon Siege (Disc 1) | PC | | Original | | 683100-CD1 |  |
 | Onimusha 3: Demon Siege (Disc 2) | PC | | Original | | 683100-CD2 |  |
 | Onimusha 3: Demon Siege (Disc 3) | PC | | Original | | 683100-CD3 |  |
 | Online Chess Kingdoms | PSP | 1.02 | Original | | ULUS 10179 |  |
 | Online Connection CD: For the PlayStation Game Console | PSX | | Beta Trial Version 1.0 | | LSP-150500 … |  |
 | Online Start-Up Disc 4.0: Broadband Only | PS2 | 1.01 | Bundled with PS2 | | PBPX 95248 |  |
 | Online Start-Up Disc v3.0 | PS2 | 1.02 | Original | | PBPX-95239 |  |
 | Online Start-Up Disc v3.5: Broadband Only | PS2 | 1.00 | Original | | PBPX-95246 |  |
 | Onslaught | WII | | Beta | | |  |
 | Ooga Booga | DC | 1.001 | Original | | 51140 |  |
 | Oops! Prank Party | WII | | Demo | | RVL-DPIE-USA-B0 |  |
 | Oops! Prank Party | WII | Rev 1 | Original | | RVL-SPIE-USA-B0 |  |
 | Open Season | XBOX | | Original | | US-097 |  |
 | Open Season | WII | | Original | | RVL-ROPE-USA |  |
 | Open Season | GC | | Original | | DL-DOL-GOSE-USA |  |
 | Open Season (Disc 1) | PC | 1.0 | Original | | 683131-CD1 |  |
 | Open Season (Disc 2) | PC | 1.0 | Original | | 683131-CD2 |  |
 | Open Season (Disc 3) | PC | 1.0 | Original | | 683131-CD3 |  |
 | Opening Night | PC | 1.0 | Original | | #HCD646A |  |
 | Opening Night: Behind The Scenes | PC | 1.0 | Original | | #HCD646B |  |
 | Operation | PC | | General Mills | | AM0703R71 |  |
 | Operation Body Count | PC | | Original | | |  |
 | Operation Body Count: One Level Preview | PC | | Original | | |  |
 | Operation Combat II | PC | 1.0 | Action CD-ROM 5 Pak | | |  |
 | Operation Darkness | XBOX360 | | Original | | AT-2002 |  |
 | Operation Europe: Path to Victory 1939-45 | PC | | Original | | |  |
 | Operation Flashpoint: Cold War Crisis | PC | | Playable Demo | | POPFCDUS40 |  |
 | Operation Flashpoint: Red River | PC | | Original | | MOFP3CDUS00 |  |
 | Operation Neptune | PC | 1.22 | Original | | ONT744CE-CD |  |
 | Operation Neptune | PC | 1.23 | The ClueFinders: Math Ages 9-12 | | ONT744EE-CD |  |
 | Operation Neptune + Reader Rabbit 2 Deluxe! + Ultimate Writing & Creativity Center The Learning Company 3-in-1 | PC | | | | |  |
 | Operation Omega | PC | | Original | | 7-20286-92175-1 |  |
 | The Operational Art of War: Century of Warfare | PC | | Original | | |  |
 | The Operative: No One Lives Forever (Disc 1) | PC | | Bundle Version Micro-Star International OEM | | CD-W581995-MSYZ1, FXX08903223D1 |  |
 | The Operative: No One Lives Forever (Disc 1) (Game Disc) | MAC | 1.004 | MacPlay | | |  |
 | The Operative: No One Lives Forever (Disc 2) (In the Lounge with No One Lives Forever) | PC | | Bundle Version Micro-Star International OEM | | CD-W581995-MSYZ2 |  |
 | Opsys | PC | | Original | | |  |
 | OptImage CD-I 220 Adjustment Disc | CDI | | Original | | |  |
 | OptImage CD-I Starter System: Sampler Disc: Version 1.1 | CDI | | | | |  |
 | OptImage Media Showcase | CDI | 1.0 | Original | | |  |
 | Optimum Resource Sampler | PC | | Rerelease | | |  |
 | Optimum Resource Sampler | PC | | Original | | |  |
 | Orbatak | 3DO | | Arcade CD-ROM | | |  |
 | Orchid Technology Kelvin MPEG Software Catalog | PC | | | | |  |
 | Order Up! | WII | | Beta | | |  |
 | Order Up! | WII | | Original | | RVL-ROXE-USA |  |
 | Order Up! | WII | Rev 1 | Original | | RVL-ROXE-USA |  |
 | Order Up!! | PS3 | 01.02 | Original | | BLUS-30904 |  |
 | The Oregon Trail 3rd Edition: Pioneer Adventures | PC | 1.0 | DVD-ROM | | ORG811AE-DVD |  |
 | The Oregon Trail 3rd Edition: Pioneer Adventures (Disc 1) | PC | 1.2 | Original | | OTA744CE-CD1 |  |
 | The Oregon Trail 3rd Edition: Pioneer Adventures (Disc 1) | PC | 1.2 | Rerelease | | OTA744BE-CD1 |  |
 | The Oregon Trail 3rd Edition: Pioneer Adventures (Disc 1) | PC | 1.2a | Bundle Version Compaq Presario OEM | | |  |
 | The Oregon Trail 3rd Edition: Pioneer Adventures (Disc 1) | PC | 1.3 | The Learning Company | | OAE744BE-CD1 |  |
 | The Oregon Trail 3rd Edition: Pioneer Adventures (Disc 2) | PC | 1.2 | Original | | OTA744BE-CD2 |  |
 | The Oregon Trail 3rd Edition: Pioneer Adventures (Disc 2) | PC | 1.3 | The Learning Company | | OAE744BE-CD2 |  |
 | The Oregon Trail 3rd Edition: Pioneer Adventures (Disc 3) | PC | | Original | | OTA744AE-CD3 |  |
 | The Oregon Trail 3rd Edition: Pioneer Adventures (Disc 3) | PC | 1.2 | Original | | OTA744BE-CD3 |  |
 | The Oregon Trail 3rd Edition: Pioneer Adventures (Disc 3) | PC | 1.3 | The Learning Company | | OAE744BE-CD3 |  |
 | The Oregon Trail 4th Edition (Disc 1) | PC | 1 | Original | | OTF744AE-CD1 |  |
 | The Oregon Trail 4th Edition (Disc 2) | PC | 1 | Rerelease | | OTF744CE-CD2 |  |
 | The Oregon Trail 4th Edition (Disc 2) | PC | 1 | Original | | OTF744AE-CD2 |  |
 | The Oregon Trail 4th Edition (Disc 3) | PC | 1 | Original | | OTF744AE-CD3 |  |