 | Toobin' (rev 3) | 1988 | Atari Games | toobin | Sports / Swimming | 8.45 |
 | Top Landing (World) | 1988 | Taito Corporation Japan | topland | Misc. | 4.16 |
| | Top Pin | 1988 | Nuova Bell Games | toppin | | 0.00 |
| | Torpedo Alley (2.1, Europe) | 1988 | Data East | torp_e21 | | 0.00 |
 | TouchDown Fever 2 (clone of: tdfever) | 1988 | SNK | tdfever2 | Sports / Football Amer. | 0.00 |
| | Truck Stop (P-2) (clone of: trucksp3) | 1988 | Bally | trucksp2 | | 0.00 |
| | Truck Stop (P-3) | 1988 | Bally | trucksp3 | | 0.00 |
 | Truxton / Tatsujin | 1988 | Toaplan / Taito Corporation | truxton | Shooter / Flying Vertical | 8.83 |
 | Turtle Ship (Japan) (clone of: turtship) | 1988 | Philko (Pacific Games license) | turtshipj | | 0.00 |
| Turtle Ship (Korea) (clone of: turtship) | 1988 | Philko | turtshipk | | 0.00 |
| Turtle Ship (North America) | 1988 | Philko (Sharp Image license) | turtship | Shooter / Flying Horizontal | 6.50 |
 | Twin Eagle - Revenge Joe's Brother | 1988 | Seta (Taito license) | twineagl | Shooter / Flying Vertical | 7.67 |
| | TX-Sector | 1988 | Gottlieb | txsector | | 2.75 |
| | U-boat 65 | 1988 | Nuova Bell Games | uboat65 | | 0.00 |
 | U.S. Championship V'ball (bootleg of Japan set) (clone of: vball) | 1988 | bootleg | vball2pjb | | 0.00 |
| U.S. Championship V'ball (bootleg of US set) (clone of: vball) | 1988 | bootleg | vballb | | 0.00 |
| U.S. Championship V'ball (Japan) (clone of: vball) | 1988 | Technos Japan | vball2pj | Sports / Volleyball | 0.00 |
| U.S. Championship V'ball (US) | 1988 | Technos Japan | vball | Sports / Volleyball | 7.63 |
 | Ufo Senshi Yohko Chan (MC-8123, 317-0064) | 1988 | Sega | ufosensi | Maze / Shooter Large | 6.00 |
| Ufo Senshi Yohko Chan (not encrypted) (clone of: ufosensi) | 1988 | bootleg | ufosensib | | 0.00 |
