| Game Name | Console | Downloads | Rating | |
|---|---|---|---|---|
| Xtreme Rally / Off Beat Racer! | MAME | 121 | Not rated yet. | |
| Xtreme Sports PAL DC-ECHELON | Dreamcast | 141 | Not rated yet. | |
| Xtrial Racing (ver JAB) | MAME | 63 | Not rated yet. | |
| XVII Olympic Winter Games, The - Lillehammer 1994 (U) | Gameboy / Color | 61 | Not rated yet. | |
| XVII Olympic Winter Games, The - Lillehammer 1994 (U) [BF] | Gameboy / Color | 21 | Not rated yet. | |
| XVII Olympic Winter Games, The - Lillehammer 1994 (U) [o1] | Gameboy / Color | 25 | Not rated yet. | |
| XX Mission | MAME | 117 | 1/5 | |
| xXx (France) | Gameboy Advance | 201 | Not rated yet. | |
| xXx (USA, Europe) | Gameboy Advance | 1408 | 3/5 | |
| XXX Files Part 1 (PD) [C] | Gameboy / Color | 902 | Not rated yet. | |
| XXX Files Part 2 (PD) [C] | Gameboy / Color | 606 | Not rated yet. | |
| Xybots (1991) | Atari Lynx | 51 | Not rated yet. | |
| Xybots (rev 2) | MAME | 237 | Not rated yet. |
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| Xyonix | MAME | 53 | Not rated yet. | |
| Xyxolog (1984) (Taito) (J) | MSX1 | 26 | Not rated yet. | |