| Id | Name | Systems | Actions |
|---|---|---|---|
| 3632 | Wordle | NES | |
| 4238 | World Champ | NES | |
| 2761 | World Games | NES | |
| 2818 | World Heroes Perfect | Arcade | |
| 1353 | World of Goo | Wii | |
| 1114 | World of Illusion Starring Mickey Mouse and Donald Duck | Genesis | |
| 3169 | World's Scariest Police Chases | PSX | |
| 3011 | Worm | A7800 | |
| 2581 | Worms | Genesis | |
| 2876 | Worms: Armageddon | N64 | |
| 138 | Wrath of the Black Manta | NES | |
| 1548 | Wrecking Crew '98 | SNES | |
| 1290 | WWF Royal Rumble | SNES | |
| 3504 | WWF Wrestlemania | NES | |
| 3472 | WWF WrestleMania Challenge | NES | |
| 3466 | WWF WrestleMania: Steel Cage Challenge | NES | |
| 2521 | X | GB | |
| 2182 | X-COM: UFO Defense | PSX | |
| 1595 | X-Men | Genesis | |
| 278 | X-Men 2: Clone Wars | Genesis | |
| 551 | X-Men vs. Street Fighter | Arcade | |
| 334 | X-Men: Mutant Apocalypse | SNES | |
| 1590 | X-Men: The Official Game | GBA | |
| 1502 | X-Men: Wolverine's Rage | GBC | |
| 341 | X2: Wolverine's Revenge | GBA |