Region | Title | System | Version | Edition | Languages | Serial | Status |
| Official PlayStation 2 Magazine Demo 79 | PS2 | 1.00 | | | SCED-54481 | |
| Official PlayStation 2 Magazine Demo 58 | PS2 | 1.01 | | | SCED-53325 | |
| Official PlayStation 2 Magazine Demo 8 | PS2 | 1.20 | | | SCED-50381 | |
| The Orange Box (Disc 2) | PC | | Original | | VAI07705811D2 | |
| The Orange Box (Disc 1) | PC | | Original | | VAI07705811D | |
| OutRun 2006: Coast 2 Coast | PC | 1.00.0000 | Serie Maxima II | | SEGA-PC029 | |
| Oneechanbara Z: Kagura お姉チャンバラZ~カグラ~ | XBOX360 | | Original | | DP-2036 | |
| OnSide Soccer | 3DO | | Unlicensed (oldergames, Good Deal Games Double Header! Two Game Set) | | | |
| The Operative: No One Lives Forever (Disc 1) | PC | 1.0.0.4 | Game of the Year Edition (Covermount) | | | |
| Oceans Below | 3DO | | Original | | | |
| Official Xbox Magazine Game Disc 18 | XBOX | | Original | | IM-018 | |
| Official Xbox Magazine Game Disc 16 | XBOX | | Original | | IM-016 | |
| Official Xbox Magazine Game Disc 12 | XBOX | | Original | | IM-014 | |
| Onmyou Taisenki: Hasha no In 陰陽大戦記 ~覇者の印~ | PS2 | 1.03 | Original | | SLPS 25501 | |
| Official Xbox Magazine Game Disc 09 | XBOX | | Original | | IM-009 | |
| Official Xbox Magazine Game Disc 07 | XBOX | | Original | | IM-007 | |
| Official Xbox Magazine Game Disc 06 | XBOX | | Original | | IM-006 | |
| Official Xbox Magazine Game Disc 05 | XBOX | | Original | | IM-005 | |
| Official Xbox Magazine Game Disc 04 | XBOX | | Original | | IM-004 | |
| Official Xbox Magazine Game Disc 03 | XBOX | | Original | | IM-003 | |
| Official Xbox Magazine Game Disc 02 | XBOX | | Original | | IM-002 | |
| Obscure II ObsCure II | PC | 1.0 | Covermount | | | |
| Overlord II | PC | | Preview Code | | | |
| Operation Neptune | PC | 1.23 | The ClueFinders: Math Ages 9-12 | | ONT744EE-CD | |
| Operation Body Count: One Level Preview | PC | | Original | | | |
| Outlaws: Cidade Sem Lei (Disc 1) | PC | 2.0 | Original | | 0806.05.0 | |
| Oregon Trail II | PC | 1.3 | Smart Saver | | 381032-CD/i401ha | |
| Official Xbox Magazine Game Disc 18 | XBOX | | Original | | IM-018 | |
| Official PlayStation 2 Magazine French Christmas Special Demo ops2m french christmas special demo | PS2 | 1.00 | | | SCED-53854 | |
| Official PlayStation 2 Magazine Demo 21 ops2m demo 21: euro version | PS2 | 1.00 | | | SCED-50989 | |
| Our House featuring The Family Circus | VIS | | Original | | 25-6146 | |
| Official PlayStation 2 Magazine Demo 37 PlayStation 2 Magazine CD 37 Septembre 2003 | PS2 | 1.00 | | | SCED-51563 | |
| Official PlayStation Magazine Issue 83: May 2013 | PS3 | 01.00 | | | BCED-01818 | |
| 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 | |
| Omnia Junior 3: Il Mondo degli Animali | PC | | Covermount | | SIAE1001PA | |
| Omnia Junior 2: Storia: Attività interattive | PC | | Covermount | | SIAE 0901PA | |
| Omnia Junior 1: Enciclopedia: Dizionario | PC | | Covermount | | SIAE 08A01PA | |
| Official PlayStation 2 Magazine Demo 67 ops2m demo 67 | PS2 | 1.00 | | | SCED-53939 | |
| Official Xbox Magazine Game Disc 60 | XBOX | | Original | | IM-229 | |
| Official Xbox Magazine Game Disc 57 | XBOX | | Original | | IM-227 | |
| The Official Xbox Magazine: Australia & New Zealand: Issue 107 | XBOX360 | | | | IM-2153 | |
| Official Demo Disc 1: Retail Edition November 01 | PS2 | 1.04 | Kiosk Demo | | SCED-50615 | |
| 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 | |
| Outlaws (Disc 2) | PC | 2.0 | Rerelease | | 9511831 | |
| Outlaws (Disc 1) | PC | 2.0 | Rerelease | | 9511830 | |
| Omega Boost オメガ・ブースト | PSX | | Taikenban | | PAPX 90080 | |
| Oddworld: Stranger's Wrath HD | PS3 | 01.00 | Original | | BLUS-31620 | |
| Operation Flashpoint: Resistance | PC | 1.75 | Original | | MOFRCDUS00 | |
| Onimusha 鬼武者 | PS2 | 1.01 | Taikenban | | SLPM 61001 | |
| One Piece: Pirate Warriors 2 | PS3 | 01.00 | Original | | BLES-01913 | |
| Oretachi Geesen Zoku: Karate-dou オレたちゲーセン族 空手道 | PS2 | 1.01 | Original | | SLPM 62628 | |
| Ooumi Nobunaga Den: Geten II 大海信長伝・下天II | PSX | | Original | | SLPS 00874 | |
| Open Season | XBOX360 | | Original, ESA Foundation Holiday Bundle | | US-2024 | |
| Official Xbox Magazine Game Disc 48 | XBOX | | Original | | IM-048 | |
| Official Xbox Magazine Game Disc 45 | XBOX | | Original | | IM-045 | |
| Official Xbox Magazine Game Disc 42 | XBOX | | Original | | IM-042 | |
| Official Xbox Magazine Game Disc 41 | XBOX | | Original | | IM-041 | |
| Official Xbox Magazine Game Disc 21 | XBOX | | Original | | IM-021 | |
| Overlord II | XBOX360 | | Beta | | CM-2058 | |
| Overlord | XBOX360 | | Beta | | CM-2005 | |
| Overlord | XBOX360 | | Beta | | CM-2005 | |
| Ortofrajda | PC | | | | | |
| Omise de Tenshu おみせde店主 | PSX | | Original | | SLPS 01876 | |
| OutRun 2006: Coast 2 Coast | PS2 | 1.01 | Review | | SLES-53998 | |
| Official PlayStation 2 Magazine Demo 67 ops2m demo 67 | PS2 | 1.00 | | | SCED-53916 | |
| Official PlayStation Magazine Issue 81: March 2013 | PS3 | 01.00 | | | BCED-01576 | |
| Official PlayStation 2 Magazine: Special Edition 1 | PS2 | 1.10 | | | SCED-50780 | |
| Oukoku no Grand Chef 王国のグランシェフ | 3DO | | Original | | FZ-SJ4252 | |
| The Orange Box (Disc 1) | PC | | Original | | VAX07705811D | |
| Official Xbox Magazine Game Disc 59 | XBOX | | Original | | IM-227 | |
| Official Xbox Magazine Game Disc 56 | XBOX | | Original | | IM-225 | |
| Official Xbox Magazine Game Disc 61 | XBOX | | Original | | IM-229 | |
| Oasis Road オアシスロード | PSX | | Original | | SLPS 01899 | |
| Official Xbox Magazine Game Disc 50 | XBOX | | Original | | IM-050 | |
| Official Xbox Magazine Game Disc 23 | XBOX | | Original | | IM-024 | |
| ODS Carnival Math | PC | 5.0r134 | Teacher's Edition | | | |
| ODS Air Explorer | PC | 5.0r134 | Teacher's Edition | | | |
| The Official Xbox Magazine: Australia & New Zealand: Issue 105 | XBOX360 | | | | IM-2151 | |
| The Official Xbox Magazine: Australia & New Zealand: Issue 104 | XBOX360 | | | | IM-2150 | |
| Olympic Games | 3DO | | Bundled with Magazine (Demo) | | | |
| Otome no Jijou 乙女の事情 | PS2 | 1.01 | Original | | SLPM 66508 | |
| ODS Robot Challenge | PC | 5.0.1r26 | Teacher's Edition | | | |
| ODS Carnival Math | PC | 5.0r134 | Teacher's Edition | | | |
| ODS Amazing Art Corner | PC | 5.0r134 | Teacher's Edition | | | |
| ODS Air Explorer | PC | 5.0r134 | Teacher's Edition | | | |
| Onechanbara: Bikini Samurai Squad | XBOX360 | | Original | | DP-2026 | |
| Otostaz オトスタツ | PS2 | 1.00 | Taikenban | | PAPX 90226 | |
| Official Xbox Magazine Game Disc 131 | XBOX360 | | | | IM-2117 | |
| Official Xbox Magazine Game Disc 130 | XBOX360 | | | | IM-2116 | |
| Official Xbox Magazine Game Disc 129 | XBOX360 | | | | IM-2115 | |
| Official Xbox Magazine Game Disc 128 | XBOX360 | | | | IM-2109 | |
| Official Xbox Magazine Game Disc 127 | XBOX360 | | | | IM-2108 | |
| Official Xbox Magazine Game Disc 126 | XBOX360 | | | | IM-2107 | |
| Official Xbox Magazine Game Disc 125 | XBOX360 | | | | IM-2106 | |
| Official Xbox Magazine Game Disc 124 | XBOX360 | | | | IM-2161 | |
| Official Xbox Magazine Game Disc 123 | XBOX360 | | | | IM-2160 | |
| Official Xbox Magazine Game Disc 122 | XBOX360 | | | | IM-2159 | |
| Official Xbox Magazine Game Disc 121 | XBOX360 | | | | IM-2158 | |
| Official Xbox Magazine Game Disc 120 | XBOX360 | | | | IM-2157 | |
| Official Xbox Magazine Game Disc 119 | XBOX360 | | | | IM-2156 | |
| Official Xbox Magazine Game Disc 118 | XBOX360 | | | | IM-2155 | |
| Oni | PC | 1.00.000 | Original | | MTW-0390 | |
| Oblivious Garden: Carmina Burana (Disc 2) (Music Disc) | PC | | Standard Edition | | | |
| Oblivious Garden: Carmina Burana (Disc 1) (Game Disk) | PC | 1.0 | Standard Edition | | | |
| 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 | |
| One Piece Mansion ワンピースマンション | PSX | | Taikenban | | SLPM 80617 | |
| Official Xbox Magazine Game Disc 49 | XBOX | | Original | | IM-049 | |
| Official Xbox Magazine Game Disc 06 | XBOX | | Original | | IM-006 | |
| Official Xbox Magazine Game Disc 04 | XBOX | | Original | | IM-004 | |
| Official Xbox Magazine Game Disc 03 | XBOX | | Original | | IM-003 | |
| Official Xbox Magazine Game Disc 02 | XBOX | | Original | | IM-002 | |
| Official Xbox Magazine Game Disc 01 | XBOX | | Original | | IM-001 | |
| Outlaw Volleyball 아웃로 발리볼 | XBOX | | Original | | SS-003 | |
| Odyssey: The Search for Ulysses (Disc 2) | PC | | Original | | | |
| Odyssey: The Search for Ulysses (Disc 1) | PC | | 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 | | | |
| The Oregon Trail 5th Edition: Adventures Along the Oregon Trail | PC | 1.0 | Scholastic | | 380859-CD WP2 | |
| Operation | PC | | General Mills | | AM801R5 | |
| One Must Fall 2097 One Must Fall | PC | | Rerelease | | D.L.: M-8684-97 | |
| One Must Fall 2097 | PC | | Original | | EPOMF01 | |
| Official Sega Dreamcast Magazine Vol. 5: May 2000 | DC | 1.010 | | | | |
| Official Sega Dreamcast Magazine Vol. 11: February 2001 | DC | 0.500 | | | | |
| Ooga Booga | DC | 1.001 | Original | | 51140 | |
| Ore! Tomba オレっ!トンバ | PSX | | Taikenban | | SLPM 80165 | |
| 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 | |
| De Ontdekker en het Mysterie van de Diamanten Scarabee The Explorer and the Mystery of the Diamond Scarab | WII | | Original | | RVL-SODP-EUR-B0 | |
| Official PlayStation 2 Magazine Demo 13 ops2m demo 13 | PS2 | 1.00 | | | SCED-50593 | |
| Olympic Soccer | PC | | Kixx | | | |
| Official PlayStation 2 Magazine Demo 58 ops2m demo 58: spa/por | PS2 | 1.00 | | | SCED-53348 | |
| Offroad Extreme! | WII | | Original | | RVL-ROFP-UKV-1 | |
| Oddworld: Abe's Exoddus (Play) | PC | | Original | | 04-15993CD2 | |
| Oddworld: Abe's Exoddus (Install) | PC | 2.0 | Original | | 04-15993CD1 | |
| The Orange Box (Disc 2) 戰慄時空2:二部曲重裝旗艦版 | PC | | Original | | TTE0193 | |
| The Orange Box (Disc 1) 戰慄時空2:二部曲重裝旗艦版 | PC | | Original | | TTE0193 | |
| Omikron: The Nomad Soul (Disc 3) | PC | 1.0 | Original | | | |
| Omikron: The Nomad Soul (Disc 2) | PC | 1.0 | Original | | | |
| Omikron: The Nomad Soul (Disc 1) | PC | 1.0 | Original | | | |
| Official Xbox Magazine Game Disc 02 | XBOX | | Original | | IM-001 | |
| Oozora ni Kodawarou! Minna no Kuukou 2 大空にこだわろう! みんなの空港2 | PC | | | | | |
| Otona no Asobi おとなの遊び | PSX | | Nichibutsu Collection 2000 | | SLPS 02459 | |
| Ocha no Ma Battle お茶の間バトル | PSX | | Bundled with Controller | | SLPM 86681 | |
| On the Ball: League Edition | PC | 1.0 | Original | | | |
| OutRun 2 アウトラン2 | XBOX | | Shokai Genteiban | | SE-054 | |
| Outlaw Golf アウトローゴルフ | XBOX | | World Collection | | VU-016 | |
| Ouran Koukou Host Club 桜蘭高校ホスト部 | PS2 | 1.01 | Genteiban | | SLPM 66737 | |
| Outlaw Volleyball アウトローバレーボール | XBOX | | World Collection | | SS-003 | |
| Oddworld: Abe's Oddysee | PC | 2.0 | Covermount | | IB2G-ODDI5 | |
| Official Formula 1 Racing | PC | | Original | | | |
| 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 | |
| Official Xbox Magazine Best of Xbox Game Demos Vol. 1 | XBOX | | Original | | IM-026 | |
| Online Start-Up Disc v3.5: Broadband Only | PS2 | 1.00 | Original | | PBPX-95246 | |
| Onimusha: Warlords | PS2 | 1.00 | Original | | SLPM 67507 | |
| Official Xbox Magazine Game Disc 07 | XBOX | | Original | | IM-007 | |
| Official PlayStation 2 Magazine: Special Edition 2007/01 | PS2 | 1.02 | | | SCED-54693 | |
| Official PlayStation 2 Magazine Demo 84 | PS2 | 1.00 | | | SCED-54758 | |
| Official Xbox Magazine Game Disc 27 | XBOX | | Original | | IM-027 | |
| Das Offizielle Xbox-Magazin: Cover-DVD 10/2004 | XBOX | | Original | | IM-034 | |
| The Official Guide to Babylon 5 The Official Guide to J. Michael Straczynski's Babylon 5 | PC | | Original | | | |
| Odium ōdi·um | PC | | Original | | CD-W58-1104-0 | |
| 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 | |
| Odin Sphere | PS2 | 1.00 | Trade Demo | | SLUS-28065 | |
| Orgaslave (Side-2) オルガスレイブ | PC | | Original | | H PT 003-2 | |
| Orgaslave (Side-1) オルガスレイブ | PC | | Original | | H PT 003-1 | |
| Obscure ObsCure | XBOX | | Original | | MI-009 | |
| Official PlayStation 2 Magazine Demo 12 | PS2 | 1.00 | | | SCED-50506 | |
| Otomedius (Application Disc 2) オトメディウス | KEA | JAA | Original | | GGGJAA03 | |
| Otomedius (Application Disc 1) オトメディウス | KEA | JAA | Original | | GGGJAA02 | |
| Otomedius (System Disc) オトメディウス | KEA | JAA | Original | | GGGJAA01 | |
| Official Xbox Magazine Game Disc 113 | XBOX360 | | | | IM-2149 | |
| Official PlayStation 2 Magazine Demo 82 ops2m germany 02-2007 | PS2 | 1.01 | | | SCED-54642 | |
| Official PlayStation 2 Magazine Demo 41 | PS2 | 1.00 | | | SCED-52081 | |
| Official Xbox Magazine Game Disc 64 | XBOX | | | | IM-223 | |
| Offroad Extreme! | WII | | Original | | RVL-ROFX-NOE | |
| One Piece: Unlimited Cruise 2: Awakening of a Hero | WII | | Original | | RVL-RIUP-EUR-B0 | |
| Official PlayStation 2 Magazine Demo 79 | PS2 | 1.00 | | | SCED-54058 | |
| Official PlayStation 2 Magazine: Special Edition 3 | PS2 | 1.00 | | | SCED-51375 | |
| OPSM Best Ever Ever Games Demo | PSX | | Demo | | SCED-02851 | |
| Orion Burger | PC | | Abenteuer Doppelpack: Premier Collection | | MOBRLPGE72 | |
| Official Xbox Magazine Game Disc 13 | XBOX | | Original | | IM-013 | |
| Oceans Below オーシャンズ・ビロウ | MAC | | Original | | MSC001 | |
| Obscure ObsCure | XBOX | | Original | | MI-009 | |
| Oddworld: Munch's Oddysee | XBOX | | Original | | MS-001 | |
| The Orange Box | PS3 | 01.00 | Original | | BLES-00153 | |
| L'Open de Palm Springs | CDI | | Original, For Demonstration Only | | 812 0002 | |
| Operation Flashpoint: Resistance | PC | 1.75 | Original | | MOFRCDEU00 | |
| Ojousama Sousamou お嬢様捜査網 | PC-FX | | Original | | FXNHE616 | |
| The Operational Art of War II: 1956-2000 The Operational Art of War II: Bewaffnete Konflikten | PC | | Original | | | |
| Official PlayStation 2 Magazine Demo 27 ops2m demo 27 | PS2 | 1.00 | | | SCED-51359 | |
| Official PlayStation 2 Magazine Demo 11 ops2m demo 11 | PS2 | 1.00 | | | SCED-50463 | |
| Official PlayStation 2 Magazine-UK Special Edition 15: Summer Blockbusters! ops2m special edition 15 | PS2 | 1.00 | | | SCED-51544 | |
| Official PlayStation 2 Magazine-UK Special Edition 11: The World's Best PS2 Games Ever ops2m special edition 11 | PS2 | 1.02 | | | SCED-51505 | |
| Official PlayStation 2 Magazine Demo 12 ops2m demo 12 | PS2 | 1.00 | | | SCED-50543 | |
| The Outforce | PC | 1.0.0.0 | Original | | | |
| Official PlayStation Magazine Issue 75: October 2012 | PS3 | 01.00 | | | BCED-01570 | |
| Official PlayStation Magazine Issue 74: September 2012 | PS3 | 01.00 | | | BCED-01569 | |
| Official PlayStation Magazine Issue 73: August 2012 | PS3 | 01.01 | | | BCED-01568 | |
| Official PlayStation Magazine Issue 71: June 2012 | PS3 | 01.00 | | | BCED-01566 | |
| Official PlayStation Magazine Issue 65: Christmas 2011 | PS3 | 01.00 | | | BCED-01207 | |
| Overlord: Dark Legend | WII | | Original | | RVL-ROAP-EUR | |
| Obsidian (Disc 5) | MAC | | Original, Great Series | | INR-001, MKM-001 | |
| Obsidian (Disc 4) | MAC | | Original, Great Series | | INR-001, MKM-001 | |
| Obsidian (Disc 3) | MAC | | Original, Great Series | | INR-001, MKM-001 | |
| Obsidian (Disc 2) | MAC | | Original, Great Series | | INR-001, MKM-001 | |
| Obsidian (Disc 1) | MAC | | Original, Great Series | | INR-001, MKM-001 | |
| Official PlayStation 2 Magazine-UK Special Edition 16: Buyers Guide ops2m special edition 16 | PS2 | 1.01 | | | SCED-51545 | |
| Official PlayStation 2 Magazine Demo 96 | PS2 | 1.00 | | | SCED-55115 … | |
| Offroad Off-Road Redneck Racing | PC | | Original | | ECD 000592K | |
| Official PlayStation 2 Magazine-UK Special Edition: Yearbook 2002 Best PS2 Games Ever 10 | PS2 | 1.00 | | | SCED-51389 | |
| The Operative: No One Lives Forever (Disc 2) | PC | 1.0 | Original | | FXX08903223D2 | |
| Official PlayStation 2 Magazine Demo 72 | PS2 | 1.00 | | | SCED-54144 | |
| One Piece: Unlimited World Red | PS3 | 01.00 | Original | | BLES-02020 | |
| Outpost 2: Divided Destiny | PC | 1.2.0.5 | Original | | | |
| Online Start-Up Disc v3.0 | PS2 | 1.02 | Original | | PBPX-95239 | |
| Official PlayStation 2 Magazine-UK Special Edition 12: PlayStation 2 Blockbusters! ops2m special edition 12 | PS2 | 1.01 | | | SCED-51541 | |
| Online Start-Up Disc v1.0 Disco de Inicio en Línea v1.0 | PS2 | 1.00 | Original | | PBPX 95250 … | |
| Official PlayStation 2 Magazine-UK Greatest Hits Volume 2: Special Edition: A-Z of PS2 best ps2 games ever 2 demo | PS2 | 1.00 | | | SCED-50162 | |
| Official PlayStation 2 Magazine-UK Greatest Hits Volume 4: Special Edition: Yearbook 2001 playstation2 greatest hits: vol 4 | PS2 | 1.00 | | | SCED-50164 | |
| Official PlayStation 2 Magazine-UK Greatest Hits Volume 3: Special Edition: Players Guide playstation2 greatest hits: vol 3 | PS2 | 1.00 | | | SCED-50163 | |
| Official PlayStation 2 Magazine-UK Special Edition 17: The Best Games of 2003! ops2m special edition 17 | PS2 | 1.00 | | | SCED-51546 | |
| Official PlayStation 2 Magazine: Special Edition 2003/03 | PS2 | 1.00 | | | SCED-51551 | |
| Oddworld: Munch's Oddysee | XBOX | | Original | | MS-001 | |
| Official PlayStation 2 Magazine Demo 53 | PS2 | 1.01 | | | SCED-52168 | |
| Official PlayStation Magazine Issue 77: December 2012 | PS3 | 01.00 | | | BCED-01572 | |
| Official PlayStation Magazine Issue 76: November 2012 | PS3 | 01.00 | | | BCED-01571 | |
| Official PlayStation 2 Magazine Demo 34 | PS2 | 1.03 | | | SCED-51560 | |
| Official PlayStation 2 Magazine Demo 69 | PS2 | 1.00 | | | SCED-53217 | |
| 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 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 80 | PS2 | 1.00 | | | SCED-54059 | |
| Official PlayStation 2 Magazine Demo 81 | PS2 | 1.00 | | | SCED-54605 | |
| 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 72 | PS2 | 1.00 | | | SCED-54051 | |
| Official PlayStation 2 Magazine Demo 71 | PS2 | 1.01 | | | SCED-54050 | |
| Official PlayStation 2 Magazine: Special Edition 2005/03 ops2 ger special 3/2005 | PS2 | 1.00 | | | SCED-53938 | |
| Official PlayStation 2 Magazine: Special Edition 2005/02 | PS2 | 1.00 | | | SCED-53662 | |
| Outpost 2: Destini Sospesi | PC | 1.0 | Covermount | | | |
| Outpost | PC | | Original | | S390021012ZZ2 | |
| Offensive | PC | | Original | | | |
| Official PlayStation 2 Magazine Demo 35 | PS2 | 1.00 | | | SCED-51561 | |
| Official PlayStation 2 Magazine Demo 29 | PS2 | 1.00 | | | SCED-51440 | |
| Official PlayStation 2 Magazine Demo 20 | PS2 | 1.10 | | | SCED-50945 | |
| Official PlayStation 2 Magazine Demo 18 | PS2 | 1.00 | | | SCED-50825 | |
| Official PlayStation 2 Magazine Demo 17 | PS2 | 1.00 | | | SCED-50152 | |
| Official PlayStation 2 Magazine-UK Greatest Hits Volume 7: Special Edition: Sports Games playstation 2 greatest hits volume 7 | PS2 | 1.00 | | | SCED-50785 | |
| Official PlayStation 2 Magazine Demo 49 | PS2 | 1.01 | | | SCED-52076 … | |
| Official PlayStation 2 Magazine-UK Greatest Hits Volume 5: Special Edition: Action Heroes playstation2 greatest hits volume 5 | PS2 | 1.00 | | | SCED-50784 | |
| Official PlayStation 2 Magazine Demo 57 ops2m demo 57 | PS2 | 1.00 | | | SCED-53228 … | |
| Official PlayStation 2 Magazine Demo 43 | PS2 | 1.00 | | | SCED-52354 … | |
| Official PlayStation 2 Magazine Demo 61 | PS2 | 1.00 | | | SCED-53291 | |
| Official PlayStation 2 Magazine Demo 58 | PS2 | 1.00 | | | SCED-53288 | |
| Official PlayStation 2 Magazine Demo 56 ops2m demo 56 | PS2 | 1.03 | | | SCED-53176 | |
| Official PlayStation 2 Magazine Demo 27 | PS2 | 1.02 | | | SCED-50749 | |
| Official PlayStation 2 Magazine Demo 31 | PS2 | 1.02 | | | SCED-51556 | |
| Official PlayStation 2 Magazine Demo 74 ops2m demo 74/spa | PS2 | 1.01 | | | SCED-54202 | |
| Official PlayStation 2 Magazine Demo 52 ops2m demo 52 | PS2 | 1.01 | | | SCED-52938 | |
| Official PlayStation 2 Magazine Demo 51 | PS2 | 1.00 | | | SCED-52786 … | |
| Official PlayStation 2 Magazine Demo 50 ops2m demo 50 | PS2 | 1.02 | | | SCED-52785 … | |
| Official PlayStation 2 Magazine Demo 49 ops2m demo 49 | PS2 | 1.00 | | | SCED-52728 | |
| Official PlayStation 2 Magazine Demo 47 ops2m demo 47 | PS2 | 1.00 | | | SCED-52549 | |
| Official PlayStation 2 Magazine Demo 44 ops2m demo 44 | PS2 | 1.01 | | | SCED-52377 | |
| 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 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 16 OPS2M DEMO 16/FRE | PS2 | 1.00 | | | SCED-50675 | |
| Official Demo Disc Retail Edition February 02 official demo disc retail edition february 02 | PS2 | 1.02 | | | SCED-50732 | |
| Official Xbox Magazine Game Disc 03 | XBOX | | Original | | IM-002 | |
| Official Xbox Magazine Game Disc 22 | XBOX | | Original | | IM-022 | |
| The Orange Box | XBOX360 | | Original | | EA-2063 | |
| Over the Monochrome Rainbow featuring Shogo Hamada | PS2 | 1.40 | Original | | SLPM 65271 | |
| Official PlayStation 2 Magazine-UK Special Edition 18: Hot 100 | PS2 | 1.01 | | | SCED-52193 | |
| Official PlayStation 2 Magazine Demo 71 | PS2 | 1.01 | | | SCED-54070 | |
| OPSM Best PS One Games Ever Official Australian PlayStation Magazine Demo 44 | PSX | | | | SCED-03239 | |
| Outlaw Volleyball: Red Hot | XBOX | | Original | | SS-003 | |
| Outlaw Tennis | XBOX | | Original | | TT-118 | |
| Outlaw Golf: 9 Holes of X-Mas | XBOX | | Original | | VU-027 | |
| 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 | |
| Outtrigger | DC | 1.001 | Original | | MK-51102-50 | |
| Once Upon a Time | WII | Rev 1 | Original | | RVL-SUTE-USA-B0 | |
| Official PlayStation 2 Magazine Demo 30 | PS2 | 1.01 | | | SCED-51485 … | |
| One | PSX | | Demo | | SLED-01170 | |
| Oddworld: Abe's Exoddus + Duke Nukem: Time to Kill + Duke Nukem: 3D | PSX | | | | SLED-01655 | |
| Onechanbara: Bikini Zombie Slayers | WII | Rev 1 | Original | | RVL-RONP-EUR | |
| Open Season | XBOX | | Original | | US-097 | |
| Onimusha Buraiden 鬼武者 無頼伝 | PS2 | 1.02 | Original | | SLPM 65411 | |
| Off-World Interceptor | 3DO | | Original | | | |
| The Oregon Trail 5th Edition: Adventures Along the Oregon Trail | PC | 1.1 | Rerelease, Southwestern School Set | | 380859B-CD | |
| Otostaz 오토스타츠 | PS2 | 1.01 | Original | | SCPS 56004 | |
| One Piece: Round the Land! 원피스 라운드 더 랜드! | PS2 | 1.00 | Original | | SLKA 25208 | |
| Ougon Kishi Garo 黄金騎士 牙狼 | PS2 | 1.01 | Original | | SLPS 20463 | |
| Oregon Trail II: 25th Anniversary Limited Edition | PC | 1.3 | Original, SoftKey | | #OTR744AE-CD | |
| The Operative: No One Lives Forever (Disc 2) | PC | 1.0 | Original | | | |
| Outpost | PC | | Original | | S725430 | |
| Official PlayStation 2 Magazine Demo 38 | PS2 | 1.01 | | | SCED-51935 | |
| Official PlayStation 2 Magazine Demo 50 Das Offizielle PlayStation 2 Magazin 10/2004 | PS2 | 1.02 | | | SCED-52090 | |
| Official PlayStation 2 Magazine Demo 43 ops2m uncut edition 03/04 | PS2 | 1.00 | | | SCED-52083 | |
| Official PlayStation 2 Magazine Demo 68 | PS2 | 1.00 | | | SCED-53216 | |
| Official PlayStation 2 Magazine: Special Edition 2003/01 | PS2 | 1.00 | | | SCED-51512 | |
| Official PlayStation 2 Magazine Demo 65 | PS2 | 1.00 | | | SCED-53213 | |
| 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 64 | PS2 | 1.01 | | | SCED-53212 | |
| Official PlayStation 2 Magazine Demo 53 | PS2 | 1.00 | | | SCED-52080 | |
| 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 25 | PS2 | 1.00 | | | SCED-51262 | |
| Official PlayStation 2 Magazine Demo 22 | PS2 | 1.10 | | | 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 15 | PS2 | 1.00 | | | SCED-50685 | |
| Official PlayStation 2 Magazine Demo 14 | PS2 | 1.00 | | | SCED-50622 | |
| Official PlayStation 2 Magazine Demo 78 | PS2 | 1.00 | | | SCED-54057 | |
| Official PlayStation 2 Magazine Demo 76 | PS2 | 1.01 | | | SCED-54055 | |
| Official PlayStation 2 Magazine Demo 73 | PS2 | 1.00 | | | SCED-54052 | |
| Official PlayStation 2 Magazine Demo 70 | PS2 | 1.01 | | | SCED-54037 | |
| 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 52 | PS2 | 1.01 | | | SCED-52092 | |
| 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 24 | PS2 | 1.10 | | | SCED-51185 | |
| Official PlayStation 2 Magazine Demo 16 | PS2 | 1.00 | | | SCED-50736 | |
| 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 | |
| Official PlayStation 2 Magazine Demo 9 | PS2 | 1.10 | | | SCED-50144 | |
| One Piece: Pirates Carnival ワンピース パイレーツカーニバル | PS2 | 1.01 | Multi Tap (SCPH-10090) Doukonban | | SLPS 25583 | |
| Orange Pocket: Cornet オレンジポケット -コルネット- | DC | 1.004 | Original, Shokai Genteiban | | T-18707M, T-18708M | |
| One Piece: Pirates Carnival ワンピース パイレーツカーニバル | PS2 | 1.01 | Multi Tap (SCPH-70120) Doukonban | | SLPS 25584 | |
| Otostaz オトスタツ | PS2 | 1.00 | Taikenban | | PAPX 90228 | |
| Oddworld: Abe's Exoddus + Duke Nukem: Time To Kill + B-Movie | PSX | | Demo | | SLED-01608 | |
| Das Offizielle Xbox-Magazin: Cover-DVD 12/2005 | XBOX | | Original | | IM-048 | |
| 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 10/2005 | XBOX | | Original | | IM-045 | |
| 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 08/2005 | XBOX | | Original | | IM-043 | |
| Das Offizielle Xbox-Magazin: Cover-DVD 07/2005 | XBOX | | Original | | IM-042 | |
| Das Offizielle Xbox-Magazin: Cover-DVD 06/2005 | XBOX | | Original | | IM-041 | |
| 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 03/2005 | XBOX | | Original | | IM-038 | |
| Das Offizielle Xbox-Magazin: Cover-DVD 01/2006 | XBOX | | Original | | IM-049 | |
| O.D.T. | PSX | | Demo | | SLED-01574 | |
| Das Offizielle Xbox-Magazin: Cover-DVD 07/2004 | XBOX | | Original | | IM-030 | |
| Das Offizielle Xbox-Magazin: Cover-DVD 06/2004 | XBOX | | Original | | IM-029 | |
| Official Xbox Magazine Game Disc 26 | XBOX | | Original | | IM-026 | |
| Official Xbox Magazine Game Disc 25 | XBOX | | Original | | IM-025 | |
| Das Offizielle Xbox-Magazin: Cover-DVD 01/2004 | XBOX | | Original | | IM-024 | |
| Official Xbox Magazine Game Disc 23 | XBOX | | Original | | IM-023 | |
| Das Offizielle Xbox-Magazin: Cover-DVD 10/2003 | XBOX | | Original | | IM-021 | |
| Das Offizielle Xbox-Magazin: Cover-DVD 08/2003 | XBOX | | Original | | IM-019 | |
| Das Offizielle Xbox-Magazin: Cover-DVD 07/2003 | XBOX | | Original | | IM-018 | |
| Official Xbox Magazine Game Disc 14 | XBOX | | Original | | IM-014 | |
| Das Offizielle Xbox-Magazin: Cover-DVD 02/2003 | XBOX | | Original | | IM-013 | |
| Das Offizielle Xbox-Magazin: Cover-DVD 01/2003 | XBOX | | Original | | IM-012 | |
| Das Offizielle Xbox-Magazin: Cover-DVD 11/2002 | XBOX | | Original | | IM-002 | |
| Official Xbox Magazine Game Disc 43 | XBOX | | Original | | IM-043 | |
| Official Xbox Magazine Game Disc 19 | XBOX | | Original | | IM-019 | |
| Odyssee: Auf der Suche nach Odysseus (Disc 2) | PC | | Original | | ODY-GERCD2 | |
| Odyssee: Auf der Suche nach Odysseus (Disc 1) | PC | | Original | | ODY-GERCD1 | |
| Outpost | PC | 1.51 | Schweinepreise | | S390122CZ12ZZ | |
| Ookami: Fude-hajime no Maki 大神 筆はじめノ巻 | PS2 | 1.01 | Taikenban | | SLPM 61124 | |
| Outtrigger アウトトリガー | DC | 1.008 | Original | | HDR-0118 | |
| Oregon Trail II | PC | 1.3 | Smart Saver | | 0TT744AE-CD | |
| Oregon Trail II | PC | 1.0 | Original | | | |
| Operation Neptune | PC | 1.22 | Original | | ONT744CE-CD | |
| Obscure ObsCure | PC | | Original | | 71902134 | |
| Odell Down Under | PC | | Original, SoftKey | | POD544AE-CD | |
| 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 | |
| Outlaws (Disc 2) | PC | 2.0 | Rerelease | | 9511831 | |
| Outlaws (Disc 1) | PC | 2.0 | Rerelease | | 9511830 | |
| Ognisty Podmuch: Fire Captain (Disc 2) (Dysk z Grą) | PC | | Covermount | | | |
| Ognisty Podmuch: Fire Captain (Disc 1) (Dysk Instalacyjny) | PC | | Covermount | | | |
| The Operative: No One Lives Forever (Disc 1) | PC | 1.004 | Game of the Year Edition (BestSeller Series) | | S0026178 | |
| Ookami: Zekkeiban 大神 絶景版 | PS3 | 00.00 | Original, PlayStation 3 the Best, PlayStation 3 the Best (Reprint) | | BLJM 55061 … | |
| Outwars (Disc 2) | PC | 1.0 | Original | | 0398 Artikelnr. X00-14040 DE | |
| Outwars (Disc 1) | PC | 1.0 | Original | | 0398 Artikelnr. X00-14039 DE | |
| The Oregon Trail 5th Edition: Adventures Along the Oregon Trail | PC | 1.0 | Original | | 380859A-CD | |
| Open Season | WII | | Original | | RVL-ROPP-EUR | |
| The Operative: No One Lives Forever (Disc 2) | PC | 1.0 | Original | | FXX08903223D2 | |
| Outlive | PC | 1.01 | Original | | | |
| 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 | |
| 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 … | |
| Omoide ni Kawaru Kimi: Memories Off 想い出にかわる君 -Memories Off- | PS2 | 1.01 | Original | | SLPS 25173 | |
| Omakase! Savers おまかせ!退魔業 | SS | 1.002 | Original | | GS-9030 | |
| Ougon Kishi Garo 黄金騎士 牙狼 | PS2 | 1.01 | Genteiban | | SLPS 20462 | |
| Omoi no Kakera: Close to 想いのかけら ‐Close to‐ | PS2 | 1.02 | 2800 Collection | | SLPM 66385 | |
| Outcast (Disc 2) | PC | | Limitierte Sonderausgabe | | OUTCAPC520/A2 | |
| Official PlayStation 2 Magazine-UK Special Edition 13: Girls! Motors! Guns! War! Monsters! ops2m special edition 13 | PS2 | 1.00 | | | SCED-51542 | |
| Official PlayStation 2 Magazine-UK: Crime Special ops2m crime special | PS2 | 1.01 | | | SCED-51444 | |
| Oyaji Hunter Mahjong おやじハンター・マージャン | 3DO | | Original, Sample | | IMP-SF0703 | |
| 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 | |
| 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 | Original, Best Collection | | SLPS 25767 … | |
| Ore no Ryouri 俺の料理 | PSX | | Original, PlayStation the Best | | SCPS 10099 … | |
| Opoona | WII | | Original | | RVL-RPOE-USA | |
| One Piece: Pirates Carnival ワンピース パイレーツカーニバル | PS2 | 1.01 | Original | | SLPS 25576 | |
| Olympia, Yamasa: Virtua Pachi-Slot II: Jissen! Bishoujo Kouryakuhou オリンピア・山佐 バーチャパチスロⅡ ~実戦!美少女攻略法~ | PSX | | Original | | SLPS 00714 | |
| Overwatch | PC | | Origins Edition | | | |
| Off-World Interceptor オフ‐ワールド・インターセプター | 3DO | | Original | | FZ-SJ3151 | |
| Orange Pocket: Root オレンジポケット ~リュート~ | PS2 | 1.02 | Shokai Genteiban | | SLPM 65524 | |
| Ojousama Kumikyoku: Sweet Concert お嬢様組曲 -Sweet Concert- | PS2 | 1.01 | Special Pack-ban | | SLPM 66726 | |
| Official Disc 2003 | PS2 | 1.01 | Taikenban | | PAPX 90507 | |
| Onmyou Taisenki: Byakko Enbu 陰陽大戦記 白虎演舞 | PS2 | 1.01 | EyeToy Camera Doukonban | | SLPS 20416 | |
| 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 | |
| Only You: Rebel Cross Only You リベルクルス | PS2 | 1.03 | Original, Drama CD Tsuki | | SLPS 25150 … | |
| Odin Sphere: Leifthrasir | PS3 | 01.01 | Original | | BLUS-31601 | |
| Osaka Naniwa Matenrou 大阪ナニワ摩天楼 | PSX | | Original | | SLPS 02013 | |
| Official PlayStation 2 Magazine Demo 53 | PS2 | 1.00 | | | SCED-52990 | |
| Official PlayStation 2 Magazine Demo 55 | PS2 | 1.00 | | | SCED-53123 | |
| Ookami-teki Monshou: Crest of Wolf 狼的紋章 クレスト・オブ・ウルフ | PCE | | Original | | HCD3044 | |
| Official PlayStation 2 Magazine Demo 95 ops2m demo 95 eur | PS2 | 1.00 | | | SCED-55114 | |
| Outlaws (Disc 2) | PC | | Original | | | |
| Outlaws (Disc 1) | PC | | Original | | | |
| 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 | |
| Official PlayStation Magazine Issue 80: February 2013 | PS3 | 01.00 | | | BCED-01575 | |
| Official PlayStation Magazine Issue 72: July 2012 | PS3 | 01.01 | | | BCED-01567 | |
| Official PlayStation Magazine Issue 35: September 2009 | PS3 | 01.00 | | | BCED-00434 | |
| 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 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: 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 | |
| The Operative: No One Lives Forever (Disc 1) | PC | 1.0 | Original | | FXX08903223D1 | |
| Omerta: City of Gangsters | PC | | Covermount | | G1DVD0215 | |
| Otomedius Excellent | XBOX360 | | Original | | KN-2106 | |
| 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 | |
| Oscar | PC | | Golden Zone | | | |
| Operation Flashpoint: Red River | XBOX360 | | Original | | CM-2104 | |
| 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 | |
| Overboard! | PC | | Dice | | DCG 005752, DMM 005776 | |
| O.D.T. | PC | | Original | | | |
| Overboard! | PC | | Original | | | |
| Ongaku Tkool: Kanadeeru 2 音楽ツクール かなで~る2 | PSX | | Original | | SLPS 00903 | |
| Otogi Story: Tenshi no Shippo おとぎストーリー ~天使のしっぽ~ | PSX | | Original | | SLPS 03531 | |
| Ojousama o Nerae!! お嬢様を狙え!! | SS | 1.002 | Original | | T-38101G | |
| 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 | |
| Oda Nobunaga Den 織田信長伝 | PSX | | Original, Koei the Best | | SLPM 86337 … | |
| 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 | |
| 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 | |
| Official Xbox Magazine Game Disc 47 | XBOX | | Original | | IM-076 | |
| Official Xbox Magazine Game Disc 44 | XBOX | | Original | | IM-071 | |
| The Oni Taiji!!: Mezase! Nidaime Momotarou The鬼退治!! 目指せ!二代目桃太郎 | PSX | | Original | | SLPS 00089 | |
| Oha Suta 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 | |
| Otogi: Myth of Demons | XBOX | | Special Pack | | FS-002 | |
| Otogi: Hyakki Toubatsu Emaki O・TO・GI ~百鬼討伐絵巻~ | XBOX | | Special Pack | | FS-004 | |
| Okappari-ou 陸釣王 | PSX | | Original | | SLPS 01524 | |
| Oujisama Lv1.5: Oujisama no Tamago 王子さまLv1.5 ~王子さまのたまご~ | PSX | | Original | | SLPS 03534 | |
| The Operative: No One Lives Forever (Disc 1) | PC | 1.0 | Original | | | |
| Omar Sharif Bridge | PC | 1.0 | Original | | | |
| Oh! Bakyuuun オーバキューン | PSX | | Original | | SLPS 02680 | |
| One Piece: Unlimited World R | PS3 | 01.01 | Original | | BLAS 50699 | |
| Official Xbox Magazine Game Disc 11 | XBOX | | Original | | IM-010 | |
| Official Xbox Magazine Game Disc 43 | XBOX | | Original | | IM-070 | |
| Oshigoto-shiki Jinsei Game: Mezase Shokugyou King お仕事式人生ゲーム めざせ職業王 | PSX | | Original, The Best Takaramono | | SLPM 87316 … | |
| Overboard! | PC | | Dice | | DCG 005752, DMM 005776 | |
| Oddworld: L'Odyssée d'Abe | PSX | | Original, Best of Infogrames | | SLES-00838 … | |
| Ookami Kakushi おおかみかくし | PSP | 1.04 | Original | | ULJM 05413 | |
| One Piece: Grand Battle! Rush ワン・ピース ~グラバト!ラッシュ~ | PS2 | 1.01 | Original | | SLPS 25473 | |
| Obscure ObsCure | PS2 | 1.00 | Original | | SLUS 20777 | |
| Oh-chan no Oekaki Logic 2 おーちゃんのお絵かきロジック2 | PSX | Rev 1 | SunColle Best, Value 1500 | | SLPS 02145 … | |
| Olympia, Takasago: Virtua Pachi-Slot III オリンピア・高砂 バーチャ・パチスロⅢ | PSX | | Original | | SLPS 01386 | |
| One Piece: Grand Battle! 3 ONE PIECE グランドバトル!3 | PS2 | 1.02 | Original | | SLPS 25315 | |
| Oddworld: Abe's Exoddus (Play Disc) | PC | 2.0 | Budget, Covermount | | MMICDR 5280 | |
| Olympic Soccer オリンピックサッカー | PSX | | Original | | SLPS 00523 | |
| Otogi O・TO・GI ~御伽~ | XBOX | | Original | | FS-002 | |
| Operation Flashpoint: Gold Upgrade | PC | 1.30 | Original, Gold Edition | | MOFUCDEU00, MOFUCDUS00 | |
| Operation Flashpoint: Cold War Crisis | PC | 1.0 | Original, Gold Edition | | MOPFCDEU00 | |
| 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 | | | |
| Off-World Interceptor Extreme | SS | 1.000 | Original | | T-15908H-50 | |
| O.D.T. | PC | | Dice | | DCG 005509 | |
| Ojousama Express (Disc 2) お嬢様特急 | PSX | | Original | | SLPS 01496 | |
| Ojousama Express (Disc 1) お嬢様特急 | PSX | | Original | | SLPS 01495 | |
| Obscure ObsCure | XBOX | | Original | | MI-009 | |
| Official PlayStation 2 Magazine-UK Special Edition 19: 2004 Classics Hitlist ops2m special edition 19 | PS2 | 1.01 | | | SCED-52194 | |
| Official PlayStation 2 Magazine-UK Greatest Hits Volume 6: Special Edition: Awards 2002 playstation2 greatest hits volume 6 | PS2 | 1.00 | | | SCED-50783 | |
| 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 | |
| Onmyou Taisenki: Byakko Enbu 陰陽大戦記 白虎演舞 | PS2 | 1.01 | Original | | SLPS 20417 | |