| Id | Name | Systems | Actions |
|---|---|---|---|
| 1303 | Undead Line | Genesis | |
| 3563 | Uncharted 2: Among Thieves | Flash | |
| 3063 | Un Indien dans la ville | GB | |
| 636 | Umihara Kawase Shun | PSX | |
| 111 | Umihara Kawase | SNES | |
| 3176 | Um Jammer Lammy | PSX | |
| 779 | Ultraman Ball | SGB | |
| 2578 | Ultracore | Genesis | |
| 2852 | Ultimate Spider-Man | GBA | |
| 1304 | Ultimate Qix | Genesis | |
| 3795 | Ultimate Mortal Kombat Trilogy | Genesis | |
| 546 | Ultimate Mortal Kombat 3 | SNES | |
| 1082 | Ultimate Mortal Kombat 3 | Genesis | |
| 2621 | Ultimate Mortal Kombat | DS | |
| 2479 | Ultimate Frogger Champion | NES | |
| 2772 | Ultimate Flash Sonic | Flash | |
| 2205 | Ultima: Warriors of Destiny | NES | |
| 557 | Ultima: The False Prophet | SNES | |
| 2999 | Ultima: Runes of Virtue | GB | |
| 1650 | Ultima: Quest of the Avatar | NES | |
| 1069 | Ultima: Exodus | NES | |
| 2434 | Ultima IV: Quest of the Avatar | SMS | |
| 483 | Ufouria: The Saga | NES | |
| 456 | Uchuu no Kishi Tekkaman Blade | GB | |
| 1498 | Ucchan Nanchan no Honou no Challenge: Denryuu IraIra Bou | N64 |