| Game | Platform | Release Date | Overview | Front Cover | Back Cover | Fan Art | Title Screen | Screenshots | Clear Logo |
|---|---|---|---|---|---|---|---|---|---|
| Cosmology of Kyoto #42481 | PC | 1993-02-01 | ✓ | ✓ | Missing | Missing | Missing | Missing | Missing |
| Cosmonaut! #133738 | Commodore VIC-20 | 1982-01-01 | Missing | ✓ | Missing | Missing | Missing | Missing | Missing |
| Cosmonauta #83815 | Nintendo Switch | 2020-02-11 | ✓ | ✓ | Missing | Missing | Missing | Missing | Missing |
| Cosmonautica #31312 | PC | 2015-07-31 | ✓ | ✓ | Missing | Missing | Missing | ✓ | Missing |
| Cosmonious High #111459 | Sony Playstation 5 | 2023-02-16 | Missing | ✓ | Missing | Missing | Missing | ✓ | Missing |
| Cosmonious High #141895 | PC | 2022-03-31 | ✓ | ✓ | Missing | Missing | Missing | ✓ | Missing |
| Cosmophony #138304 | Sony Playstation Vita | 2014-09-25 | ✓ | ✓ | Missing | Missing | Missing | Missing | Missing |
| Cosmopolitan Virtual makeover 2 #91604 | PC | 1970-01-01 | ✓ | ✓ | Missing | Missing | Missing | Missing | Missing |
| Cosmos #50355 | Arcade | 1981-01-01 | ✓ | ✓ | Missing | Missing | Missing | ✓ | Missing |
| Cosmos #132901 | Sinclair ZX Spectrum | 1970-01-01 | ✓ | ✓ | Missing | Missing | Missing | ✓ | Missing |
| Cosmos Bit #124724 | Nintendo Switch | 2022-11-03 | Missing | ✓ | Missing | Missing | Missing | ✓ | Missing |
| Cosmos Chaos! #47088 | Nintendo DS | 2010-10-22 | ✓ | ✓ | Missing | Missing | Missing | Missing | Missing |
| Cosmos Cop #37437 | Nintendo Entertainment System (NES) | 1992-06-20 | ✓ | ✓ | Missing | Missing | Missing | Missing | Missing |
| CosmoWarrior Zero #32449 | Sony Playstation | 2000-11-18 | ✓ | ✓ | ✓ | Missing | Missing | ✓ | Missing |
| Cosmox #51076 | Commodore 64 | 1994-01-01 | ✓ | ✓ | Missing | Missing | Missing | ✓ | Missing |
| Cossacks 3 #52422 | PC | 2016-09-20 | ✓ | ✓ | Missing | Missing | Missing | ✓ | Missing |
| Cossacks Anthology #66099 | PC | 2003-11-20 | ✓ | ✓ | ✓ | Missing | Missing | Missing | Missing |
| Cossacks Anthology: The Art of War #117226 | PC | 2001-11-15 | ✓ | Missing | Missing | Missing | Missing | Missing | Missing |
| Cossacks II: Napoleonic Wars #30567 | PC | ✓ | ✓ | Missing | Missing | Missing | Missing | Missing | |
| Cossacks: Back to War #19190 | PC | 2002-09-20 | ✓ | ✓ | Missing | Missing | Missing | Missing | Missing |
| Cossacks: European Wars #19188 | PC | 2001-04-14 | ✓ | ✓ | Missing | Missing | Missing | ✓ | Missing |
| Cossacks: Gold Edition #64648 | PC | 2001-03-30 | ✓ | ✓ | ✓ | Missing | Missing | ✓ | Missing |
| Cossacks: The Art of War #19189 | PC | 2001-11-12 | Missing | ✓ | Missing | Missing | Missing | ✓ | Missing |
| Costcodle Game #144394 | PC-88 | 2026-10-15 | ✓ | Missing | Missing | Missing | Missing | Missing | Missing |
| Costume Quest #15373 | Sony Playstation 3 | 2010-10-19 | ✓ | ✓ | Missing | Missing | Missing | Missing | Missing |
| Costume Quest #15374 | Microsoft Xbox 360 | 2010-10-20 | ✓ | ✓ | Missing | Missing | Missing | Missing | Missing |
| Costume Quest 2 #49098 | Microsoft Xbox One | 2014-10-29 | ✓ | ✓ | Missing | Missing | Missing | ✓ | Missing |
| Costume Quest 2 #54027 | Sony Playstation 4 | 2014-10-28 | ✓ | ✓ | Missing | Missing | Missing | Missing | Missing |
| Costume Quest 2 #54045 | Sony Playstation 3 | 2014-10-28 | ✓ | ✓ | Missing | Missing | Missing | Missing | Missing |
| Costume Quest 2 #54684 | Microsoft Xbox 360 | 2014-10-29 | ✓ | ✓ | Missing | Missing | Missing | Missing | Missing |
| Costume Quest 2 #55511 | Nintendo Wii U | 2014-10-30 | ✓ | ✓ | Missing | Missing | Missing | Missing | Missing |
| Costume Quest 2 #66303 | PC | 2014-10-07 | ✓ | ✓ | Missing | Missing | Missing | ✓ | Missing |
| Costume Quest 2 Deluxe Edition #117445 | Sony Playstation 4 | 2014-10-25 | ✓ | ✓ | ✓ | Missing | Missing | Missing | Missing |
| Cotocoto Cottong #41074 | Arcade | 1982-11-01 | ✓ | ✓ | Missing | Missing | Missing | Missing | Missing |
| Cotrio #53717 | iOS | 2018-03-07 | ✓ | ✓ | Missing | Missing | Missing | ✓ | Missing |
| Cotton 100% #25063 | Sony Playstation | 2003-03-27 | ✓ | ✓ | Missing | Missing | Missing | ✓ | ✓ |
| Cotton 100% #102609 | Nintendo Switch | 2021-10-24 | ✓ | ✓ | Missing | Missing | Missing | ✓ | Missing |
| Cotton 100% #105135 | Sony Playstation 5 | 2022-06-26 | ✓ | ✓ | Missing | Missing | Missing | Missing | Missing |
| Cotton 100% [Collector's Edition] #113821 | Nintendo Switch | 2022-07-28 | Missing | ✓ | Missing | Missing | Missing | Missing | Missing |
| Cotton 100% [Strictly Limited] #108685 | Super Nintendo (SNES) | 2021-10-24 | Missing | ✓ | Missing | Missing | Missing | Missing | Missing |
| Cotton 16Bit Tribute #108970 | Nintendo Switch | 2002-10-28 | Missing | ✓ | Missing | Missing | Missing | Missing | Missing |
| Cotton 16Bit Tribute [Special Pack] #106121 | Nintendo Switch | 2022-10-28 | Missing | ✓ | Missing | Missing | Missing | Missing | Missing |
| Cotton 16Bit Tribute [Special Pack] #106233 | Sony Playstation 4 | 2022-10-28 | Missing | ✓ | Missing | Missing | Missing | Missing | Missing |
| Cotton 2 #23539 | Sega Saturn | 1997-12-04 | ✓ | ✓ | ✓ | Missing | Missing | Missing | ✓ |
| Cotton 2: Magical Night Dreams #23702 | Arcade | 1997-01-01 | ✓ | ✓ | Missing | Missing | Missing | ✓ | Missing |
| Cotton Boomerang #23516 | Sega Saturn | 1998-10-08 | ✓ | ✓ | ✓ | Missing | Missing | Missing | Missing |
| Cotton Boomerang #34186 | Arcade | 1998-01-01 | ✓ | ✓ | Missing | Missing | Missing | ✓ | Missing |
| Cotton Fantasy #101168 | Nintendo Switch | 2022-05-20 | ✓ | ✓ | Missing | Missing | Missing | ✓ | Missing |
| Cotton Fantasy #113734 | Sony Playstation 4 | 2022-05-20 | ✓ | ✓ | Missing | Missing | Missing | ✓ | Missing |
| Cotton Fantasy (Collector's Edition) #106491 | Sony Playstation 4 | 2022-06-24 | ✓ | ✓ | ✓ | Missing | Missing | Missing | Missing |