 | Sky Fox | 1987 | Jaleco (Nichibutsu USA license) | skyfox | Shooter / Gallery | 7.50 |
 | Sky Kid (CUS60 version) (clone of: skykid) | 1985 | Namco | skykidd | Shooter / Flying Horizontal | 0.00 |
| Sky Kid (new version) | 1985 | Namco | skykid | Shooter / Flying Horizontal | 4.90 |
| Sky Kid (old version) (clone of: skykid) | 1985 | Namco | skykido | Shooter / Flying Horizontal | 0.00 |
| Sky Kid (Sipem) (clone of: skykid) | 1985 | Namco (Sipem license) | skykids | | 0.00 |
 | Sky Kid Deluxe (set 1) | 1986 | Namco | skykiddx | Shooter / Flying Horizontal | 0.00 |
| Sky Kid Deluxe (set 2) (clone of: skykiddx) | 1986 | Namco | skykiddxo | | 0.00 |
 | Sky Lancer | 1983 | Orca | skylancr | Shooter / Gallery | 4.73 |
| | Sky Lancer (Bordun, ver.U450C) | 1995 | Bordun International | skylncr | | 6.50 |
| Sky Lancer (Esco Trading Co license) (clone of: skylancr) | 1983 | Orca (Esco Trading Co license) | skylancre | | 0.00 |
 | Sky Love (sample of: invaders) | 1979 | Omori Electric Co., Ltd. | skylove | | 5.00 |
 | Sky Raider | 1978 | Atari | skyraid | Shooter / Command | 5.00 |
 | Sky Raider (Uniwars bootleg) (clone of: uniwars) | 1980 | bootleg | skyraidr | Shooter / Gallery | 0.00 |
| | Sky Robo | 1989 | Nichibutsu | skyrobo | | 7.50 |
 | Sky Shark (US) (clone of: fshark) | 1987 | Toaplan / Taito America Corporation (Romstar license) | skyshark | Shooter / Flying Vertical | 0.00 |
 | Sky Skipper | 1981 | Nintendo | skyskipr | Shooter / Flying | 6.00 |
 | Sky Smasher | 1990 | Nihon System | skysmash | Shooter / Flying Vertical | 7.00 |
 | Sky Soldiers (US) | 1988 | Alpha Denshi Co. (SNK of America/Romstar license) | skysoldr | Shooter / Flying Vertical | 8.33 |
| | Sky Sports (Bwb) (MPU4) (set 1) | 1969 | Bwb | m4sky | | 0.00 |
| | Sky Sports (Bwb) (MPU4) (set 2) (clone of: m4sky) | 1969 | Bwb | m4sky__a | | 0.00 |
