| Game Name | System |
|---|
| Cyclone (1985)(Vortex Software)[a3] | ZX Spectrum Z80 |
| Cyclone (1985)(Vortex Software)[a4] | ZX Spectrum Z80 |
| Cyclone (1985)(Vortex Software)[a5] | ZX Spectrum Z80 |
| Cyclone (1985)(Vortex Software)[a6] | ZX Spectrum Z80 |
| Cyclone (1985)(Vortex Software)[a7] | ZX Spectrum Z80 |
| Cyclone (1985)(Vortex Software)[a8] | ZX Spectrum Z80 |
| Cyclone (1985)(Vortex Software)[a] | ZX Spectrum Z80 |
| Cyclone (Extreme) (EPOCH) (CYCL 0.1, set 5) | MAME |
| Cyclone (Extreme) (EPOCH) (CYCL 0.1, set 6) | MAME |
| Cyclone (Extreme) (EPOCH) (CYCL 0.2, set 1) | MAME |
| Cyclone (Extreme) (EPOCH) (CYCL 0.2, set 2) | MAME |
| Cyclone (Extreme) (EPOCH) (CYCL 0.3, set 3) | MAME |
| Cyclone (Extreme) (EPOCH) (CYCL 0.3, set 4) | MAME |
| Cyclone (L-1) | MAME |
| Cyclone (L-4) | MAME |
| Cyclone (L-5) | MAME |
| Cyclone Circus (Europe) (En,Fr,De,Es) | PS2 |
| Cyclone Club (Maygay) (EPOCH) (2.1, set 3) | MAME |
| Cyclone Club (Maygay) (EPOCH) (3.1, set 1) | MAME |
| Cyclone Club (Maygay) (EPOCH) (3.1, set 2) | MAME |
| Cyclones (1994)(Strategic Simulations Inc) | DOS |
| Cyclons (E) | C64 Tapes |
| Cyclopes | MAME |
| Cygnus X1 (19xx)(-)[cr LPS][k-file] | Atari 800 |
| Cylindrix (1996)(Goldtree Enterprises) | DOS |
| Cylon Attack (1983)(A&F) [UEF] | BBC Micro |
| Cylon Attack (1983)(A&F)[bootfile] [SSD] | BBC Micro |
| Cylon Attack (1983)(A&F)[h TSTH][bootfile] [SSD] | BBC Micro |
| Cylon Attack (1983)(A&F)[h TSTH][t][bootfile-invulnerability] [SSD] | BBC Micro |
| Cylon Attack (1984)(A & F Software) | ZX Spectrum Z80 |
| Cylon Attack (1984)(A & F Software)[a] | ZX Spectrum Z80 |
| Cylon Attack (1984)(A&F Software) [UEF] | Electron |
| Cylon Attack (1984)(A&F)[CYLON start] [SSD] | BBC Micro |
| Cylon Attack (1984)(A&F)[a][CYLON start] [SSD] | BBC Micro |
| Cylon Invasion (1985)(Tynesoft) [UEF] | Electron |
| Cylon Invasion (19xx)(Tynesoft) [UEF] | BBC Micro |
| Cylon Invasion (19xx)(Tynesoft)[h TSTH][bootfile] [SSD] | BBC Micro |
| Cylon_Zap | Atari 800 |
| Cylu (1985)(Firebird) | ZX Spectrum Z80 |
| Cylu (1985)(Firebird)[a2] | ZX Spectrum Z80 |
| Cylu (1985)(Firebird)[a3] | ZX Spectrum Z80 |
| Cylu (1985)(Firebird)[a] | ZX Spectrum Z80 |
| Cylu (E) | C64 Tapes |
| Cylu (UK) (1985) | CPC |
| Cylu (UK) (1985) [a1] | CPC |
| Cynthia (19xx)(-)(Disk 1 of 2) | X68K |
| Cynthia (19xx)(-)(Disk 2 of 2) | X68K |
| Cypher (19xx)(-) | ZX Spectrum Z80 |
| Cypher Bowl (1981)(Artsci) | Atari 800 |
| Cyraid (USA) | GB |
| Cyrox (1986)(The Power House) | ZX Spectrum Z80 |
| Cyrox (1986)(The Power House) | ZX Spectrum (TAP) |
| Cyrox (1986)(The Power House)[a2] | ZX Spectrum Z80 |
| Cyrox (1986)(The Power House)[a] | ZX Spectrum Z80 |
| Cyrtabor (1988)(Daniel Klodt) | Atari 800 |
| Cyrus (1985)(Intelligent Chess Software) | DOS |
| Cyrus II (E) | C64 Tapes |
| Cyrus II (UK) (1985) | CPC |
| Cyrus II - The Chess Player (1986)(Intelligent Chess Software)(128k) | ZX Spectrum Z80 |
| Cyrus II Chess & International Rugby & Master Mind (F) & Wec le Mans [t1] & West Bank | CPC |
| Cyrus II Chess (UK) (1985) | CPC |
| Cyrus IS Chess (1983)(Psion) | ZX Spectrum (TAP) |
| Cyrus IS Chess (1983)(Psion) | ZX Spectrum Z80 |
| Cyrus IS Chess (1983)(Psion)[a2] | ZX Spectrum Z80 |
| Cyrus IS Chess (1983)(Psion)[a3] | ZX Spectrum Z80 |
| Cyrus IS Chess (1983)(Psion)[a] | ZX Spectrum Z80 |
| Cytologie (1985)(Future Design)(De) | ZX Spectrum Z80 |
| Cytron | Amiga |
| Cytron Masters (1982)(Dan Bunton) | Atari 800 |
| Cytron Masters (19xx)(SSI)[b] | Apple2 |
| Cyvern (Japan) | MAME |
| Cyvern (US) | MAME |
| Cywilizacja (19xx)(Mirage)(pl)[k-file] | Atari 800 |
| Czarny Orzel (1995)(Krysal)(pl)[k-file] | Atari 800 |
| Czaszki | Atari 800 |
| Czaszki (1993)(L.K. Avalon)(pl)[k-file] | Atari 800 |
| Czernyj Korabl (Arcade bootleg of ZX Spectrum 'Blackbeard') | MAME |
| D (1995)(Panasonic)(Eu)(Disc 1 of 2)[FZ-SE23531] | 3DO |
| D (1995)(Panasonic)(Eu)(Disc 2 of 2)[FZ-SE23532] | 3DO |
| D (E) CD1 | Saturn |
| D (E) CD2 | Saturn |
| D (FRA) CD1 | Saturn |
| D (FRA) CD2 | Saturn |
| D (G) (Disc 1) | PSX |
| D (G) (Disc 2) | PSX |
| D (G) (Disc 3) | PSX |
| D (GER) CD1 | Saturn |
| D (GER) CD2 | Saturn |
| D (USA) | PSX2PSP |
| D - Complete Graphics (J) (Disc 1) | PSX |
| D - Complete Graphics (J) (Disc 2) | PSX |
| D - Complete Graphics (J) (Disc 3) | PSX |
| D Day (F) (1992) [a1] | CPC |
| D Day America Invades (1994)(Impressions) | DOS |
| D Disc 1 of 2 (U) | Saturn |
| D Disc 2 of 2 (U) | Saturn |
| D Generation Cga (1991)(The Software Toolworks) | DOS |
| D Generation Ega (1994)(The Software Toolworks) | DOS |
| D Generation Vga (1991)(The Software Toolworks) | DOS |
| D [Disc1of3] | PSX |
