| Id | Name | Systems | Actions |
|---|---|---|---|
| 4233 | Gradius Gaiden | PSX | Versions |
| 1137 | Gradius II | NES | Versions |
| 122 | Gradius III | SNES | Versions |
| 2913 | Gradius ReBirth | Wii | Versions |
| 2567 | Granada | Genesis | Versions |
| 2007 | Grand Prix | A2600 | Versions |
| 3711 | Grand Prix | SNES | Versions |
| 951 | Grand Theft Auto 2 | PSX | Versions |
| 1265 | Grand Theft Auto Advance | GBA | Versions |
| 584 | Grand Theft Auto: Chinatown Wars | DS | Versions |
| 28 | Gremlins 2: The New Batch | NES | Versions |
| 1771 | Gremlins 2: The New Batch | GB | Versions |
| 4141 | Gremlins: The Adventure | ZXS | Versions |
| 2745 | Grid Runner | PSX | Versions |
| 3771 | Grimace's Birthday | GBC | Versions |
| 3389 | GROW Cube | Flash | Versions |
| 1572 | GS Mikami: Joreishi wa Nice Body | SNES | Versions |
| 110 | Guerrilla War | NES | Versions |
| 1519 | Guilty Gear | PSX | Versions |
| 1965 | Guilty Gear Petit | WSWAN | Versions |
| 1640 | Guilty Gear Petit 2 | WSWAN | Versions |
| 1813 | Guilty Gear X: Advance Edition | GBA | Versions |
| 1777 | Gummy Bears Minigolf | Wii | Versions |
| 1212 | Gumshoe | NES | Versions |
| 3104 | Gun | GC | Versions |