List of games: X
- X-Blades (Oniblade)
- X-Factor
- X-Men 2: Wolverines Revenge (GBA)
- X-Men 3: The Last Stand (JAVA)
- X-Men Legends 2: Rise of Apocalypse
- X-Men Legends 2: Rise of Apocalypse (PS2)
- X-Men Legends 2: Rise of Apocalypse (XBoX)
- X-Men Origins: Wolverine
- X-Men Origins: Wolverine (JAVA)
- X-Men Origins: Wolverine (PS3)
- X-Men Origins: Wolverine (X360)
- X-Men: Destiny
- X-Men: Last Stand - Mind Maze
- X-Men: The Official Game
- X-Men: The Official Game (PS2)
- X2: The Threat
- X3 : Reunion
- X3 : Reunion 2.0
- X3: Terran Conflict
- Xanadu Next (N-Gage)
- XCOM
- Xenoblade Chronicles (Wii)
- XenoSaga 2: Jenseits vo Gut und Bose
- Xenosaga 3: Also Sprach Zarathustra
- XIII
- XIII 2: Covert Identity
- XIII Century: Blood of Europe
- XIII Century: Death or Glory
- Xpand Rally
- Xpand Rally Xtreme