| Id | Name | Systems | Actions |
|---|---|---|---|
| 1434 | H.E.R.O. | A2600 | |
| 2259 | H.E.R.O. | Coleco | |
| 2260 | H.E.R.O. | C64 | |
| 3962 | H.E.R.O. | SG1000 | |
| 1215 | Gyromite | NES | |
| 576 | Gunstar Super Heroes | GBA | |
| 118 | Gunstar Heroes | Genesis | |
| 2903 | Gunstar Heroes | GG | |
| 2513 | Gunman Clive | GB | |
| 4202 | GunForce | Arcade | |
| 3155 | Gundam Battle Assault 2 | PSX | |
| 3148 | Gundam Battle Assault | PSX | |
| 1213 | Gun.Smoke | NES | |
| 3104 | Gun | GC | |
| 1212 | Gumshoe | NES | |
| 1777 | Gummy Bears Minigolf | Wii | |
| 1813 | Guilty Gear X: Advance Edition | GBA | |
| 1640 | Guilty Gear Petit 2 | WSWAN | |
| 1965 | Guilty Gear Petit | WSWAN | |
| 1519 | Guilty Gear | PSX | |
| 110 | Guerrilla War | NES | |
| 1572 | GS Mikami: Joreishi wa Nice Body | SNES | |
| 3389 | GROW Cube | Flash | |
| 3771 | Grimace's Birthday | GBC | |
| 2745 | Grid Runner | PSX |