 | Steel Gunner 2 (US) | 1991 | Namco | sgunner2 | Shooter / Gun | 7.67 |
 | Steel Talons (German, rev 2) (clone of: steeltal) | 1991 | Atari Games | steeltalg | | 0.00 |
| Steel Talons (prototype) (clone of: steeltal) | 1991 | Atari Games | steeltalp | | 0.00 |
| Steel Talons (rev 1) (clone of: steeltal) | 1991 | Atari Games | steeltal1 | | 0.00 |
| Steel Talons (rev 2) | 1991 | Atari Games | steeltal | Shooter / Flying (chase view) | 7.50 |
 | Stoneage (bootleg of Caveman Ninja) (clone of: cninja) | 1991 | bootleg | stoneage | Platform / Shooter Scrolling | 0.00 |
 | Street Fighter II: The World Warrior (Japan 910214) (clone of: sf2) | 1991 | Capcom | sf2ja | Fighter / Versus | 0.00 |
| Street Fighter II: The World Warrior (Japan 910306) (clone of: sf2) | 1991 | Capcom | sf2jc | Fighter / Versus | 0.00 |
| Street Fighter II: The World Warrior (Japan 911210) (clone of: sf2) | 1991 | Capcom | sf2j | Fighter / Versus | 0.00 |
| Street Fighter II: The World Warrior (Quicken Pt-I, bootleg) (clone of: sf2) | 1991 | bootleg | sf2qp1 | | 0.00 |
| Street Fighter II: The World Warrior (Thunder Edition, bootleg) (clone of: sf2) | 1991 | bootleg | sf2thndr | | 0.00 |
| Street Fighter II: The World Warrior (USA 910206) (clone of: sf2) | 1991 | Capcom | sf2ua | Fighter / Versus | 0.00 |
| Street Fighter II: The World Warrior (USA 910214) (clone of: sf2) | 1991 | Capcom | sf2ub | Fighter / Versus | 0.00 |
| Street Fighter II: The World Warrior (USA 910228) (clone of: sf2) | 1991 | Capcom | sf2ue | Fighter / Versus | 0.00 |
| Street Fighter II: The World Warrior (USA 910306) (clone of: sf2) | 1991 | Capcom | sf2uc | | 0.00 |
| Street Fighter II: The World Warrior (USA 910318) (clone of: sf2) | 1991 | Capcom | sf2ud | Fighter / Versus | 0.00 |
| Street Fighter II: The World Warrior (USA 910411) (clone of: sf2) | 1991 | Capcom | sf2uf | Fighter / Versus | 0.00 |
| Street Fighter II: The World Warrior (USA 910522, Rev. G) (clone of: sf2) | 1991 | Capcom | sf2ug | | 0.00 |
| Street Fighter II: The World Warrior (USA 910522, Rev. I) (clone of: sf2) | 1991 | Capcom | sf2ui | Fighter / Versus | 0.00 |
| Street Fighter II: The World Warrior (USA 911101) (clone of: sf2) | 1991 | Capcom | sf2uk | Fighter / Versus | 0.00 |
