| OK K.O.! Let's Play Heroes | ? | 2018-11 |
Cartoon Network Games | Commercial |
| OPUS: Prism Peak | ? | 2026-04 |
Shueisha Games | Commercial |
| OPUS: Rocket of Whispers | ? | 2018-03 |
Flyhigh Works | Commercial |
| OPUS: The Day We Found Earth | ? | 2017-11 |
Flyhigh Works | Commercial |
| Obakeidoro! | ? | 2019-08 |
Free Style | Commercial |
| Observer | ? | 2019-02 |
Aspyr | Commercial |
| Oceanhorn 2: Knights of the Lost Realm | ? | 2020-10 |
Cornfox & Bros | Commercial |
| Oceanhorn: Monster of Uncharted Seas | ? | 2017-06 |
FDG Entertainment | Commercial |
| Octodad: Dadliest Catch | ? | 2017-11 |
Young Horses | Commercial |
| Octogeddon | ? | 2019-05 |
All Yes Good | Commercial |
| Octopath Traveler | ? | 2018-07 |
Nintendo | Commercial |
| Octopath Traveler II | ? | 2023-02 |
Square Enix | Commercial |
| Odallus: The Dark Call | ? | 2019-02 |
JoyMasher | Commercial |
| OddBallers | ? | 2023-01 |
Ubisoft | Commercial |
| Oddworld: Munch's Oddysee | ? | 2020-05 |
Oddworld Inhabitants | Commercial |
| Oddworld: New 'n' Tasty! | ? | 2020-10 |
Oddworld Inhabitants | Commercial |
| Oddworld: Stranger's Wrath | ? | 2020-01 |
Oddworld Inhabitants | Commercial |
| Off | ? | 2025-08 |
Fangamer | Commercial |
| Ogre Tale | ? | 2024-07 |
Komodo | Commercial |
| OkunoKa Madness | ? | 2020-09 |
Ignition | Commercial |
| Okuri Inu | ? | 2018-07 |
Shannon | Commercial |
| Old Man's Journey | ? | 2018-02 |
Broken Rules | Commercial |
| Old School Musical | ? | 2018-09 |
Dear Villagers | Commercial |
| Olija | ? | 2021-01 |
Devolver Digital | Commercial |
| OlliOlli World | ? | 2022-02 |
Private Division | Commercial |
| OlliOlli: Switch Stance | ? | 2019-02 |
Gambitious | Commercial |
| Olympia Soirée: Catharsis | ? | 2025-12 |
Idea Factory | Commercial |
| Olympic Games Tokyo 2020 - The Official Video Game | ? | 2019-07 |
Sega of America | Commercial |
| Omega Labyrinth Life | ? | 2019-08 |
D3 Publisher | Commercial |
| Omensight: Definitive Edition | ? | 2018-12 |
Spearhead Games | Commercial |
| Omori | ? | 2022-06 |
Playism | Commercial |
| On Your Tail | ? | 2024-11 |
Humble Games | Commercial |
| Once Upon a Katamari | ? | 2025-10 |
Bandai Namco Entertainment | Commercial |
| One Hand Clapping | ? | 2021-12 |
THQ Nordic Mobile | Commercial |
| One More Dungeon | ? | 2017-12 |
Ratalaika Games | Commercial |
| One Night Stand | ? | 2019-10 |
Ratalaika Games | Commercial |
| One Piece Odyssey Deluxe Edition | ? | 2024-07 |
Bandai Namco Entertainment | Commercial |
| One Piece: Pirate Warriors 3 Deluxe Edition | ? | 2017-12 |
Bandai Namco Entertainment | Commercial |
| One Piece: Pirate Warriors 4 | ? | 2020-03 |
Bandai Namco Entertainment | Commercial |
| One Piece: Unlimited World Red Deluxe Edition | ? | 2017-08 |
Bandai Namco Entertainment | Commercial |
| One Step From Eden | ? | 2020-03 |
Humble Games | Commercial |
| One Way Heroics Plus | ? | 2020-06 |
Playism | Commercial |
| OneShot: World Machine Edition | ? | 2022-09 |
Dangen Entertainment | Commercial |
| Oniken: Unstoppable Edition | ? | 2019-02 |
Digerati | Commercial |
| Onimusha: Warlords Remaster | ? | 2018-12 |
Capcom | Commercial |
| Oninaki | ? | 2019-08 |
Square Enix | Commercial |
| Onirike | ? | 2021-06 |
BadLand Games | Commercial |
| Ooblets | ? | 2022-09 |
Glumberland | Commercial |
| Operation Hardcore | ? | 2018-06 |
Greenlight Games | Commercial |
| Orange Season | ? | 2024-10 |
Soedesco | Commercial |
| Orangeblood | ? | 2020-10 |
Playism | Commercial |
| Order Land! | ? | 2017-09 |
Poisoft | Commercial |
| Ori and the Blind Forest | ? | 2019-09 |
Xbox Game Studios | Commercial |
| Ori and the Will of the Wisps | ? | 2020-09 |
iam8bit | Commercial |
| Oshiri Tantei: Pupu Mirai no Meitantei Toujou! | ? | 2021-11 |
Nippon Columbia | Commercial |
| Osyaberi! Horijyo! | ? | 2018-03 |
Clouds Play Company | Commercial |
| Osyaberi! Horijyo! Gekihori: Anna Holinski Saves the Universe, Alright?! | ? | 2023-09 |
Clouds Play Company | Commercial |
| Othello | ? | 2017-03 |
Arc System Works | Commercial |
| Othercide | ? | 2020-09 |
Focus Home Interactive | Commercial |
| Otxo | ? | 2024-03 |
Super Rare Originals | Commercial |
| Our Battle Has Just Begun! Episode 1 | ? | 2021-07 |
Vridge | Commercial |
| Our World is Ended | ? | 2019-02 |
PQube | Commercial |
| Out There: Ω The Alliance | ? | 2019-04 |
Raw Fury | Commercial |
| Out of Line | ? | 2021-07 |
H2 Interactive | Commercial |
| Outer Wilds | ? | 2023-12 |
Annapurna Interactive | Commercial |
| Outlast | ? | 2018-02 |
Red Barrels | Commercial |
| Outlast 2 | ? | 2018-03 |
Red Barrels | Commercial |
| Over Requiemz | ? | 2025-04 |
Idea Factory | Commercial |
| Overcooked! 2 | ? | 2018-08 |
Team17 | Commercial |
| Overcooked! All You Can Eat | ? | 2021-03 |
Team17 | Commercial |
| Overcooked! Special Edition | ? | 2017-07 |
Team17 Digital | Commercial |
| Overland | ? | 2019-09 |
Finji | Commercial |
| Overlord: Escape from Nazarick | ? | 2022-06 |
Kadokawa Games | Commercial |
| Override 2: Super Mech League | ? | 2020-12 |
Modus Games | Commercial |
| Override: Mech City Brawl | ? | 2019-10 |
Modus Games | Commercial |
| Overwatch | ? | 2019-10 |
Blizzard Entertainment | Commercial |
| Overwatch 2 | ? | 2023-08 |
Blizzard Entertainment | Commercial |
| Owlboy | ? | 2018-02 |
D-Pad Studio | Commercial |
| Oxenfree | ? | 2017-10 |
Night School Studio | Commercial |
| Oxenfree II: Lost Signals | ? | 2023-07 |
Netflix | Commercial |
| Ozmafia Vivace | ? | 2020-08 |
Dramatic Create | Commercial |