Video Games starting with X
- X-COM: Apocalypse
- X-COM: Enforcer
- X-COM: Interceptor
- X-COM: Terror from the Deep
- X-COM: UFO Defense
- X-Morph: Defense
- X-Piratez
- X-Plane
- X-Plane 11
- X: Rebirth
- X3: Albion Prelude
- X3: Farnham’s Legacy
- X3: Reunion
- X3: Terran Conflict
- X4: Foundations
- Xanadu Next
- XCOM 2
- XCOM 2: War of the Chosen
- XCOM: Chimera Squad
- XCOM: Enemy Unknown
- XCOM: Enemy Within
- Xeno Crisis
- Xenoblade Chronicles 3
- Xenomarine
- Xenon Racer
- Xenonauts
- Xenonauts 2
- Xenosis: Alien Infection
- Xenotilt
- XIII
- XIII Remake
- XO
- Xtal
- XXX Nightshift