- XHaunted House
- XInfiltrate
- XJawbreaker
- XKeystone Kapers
- XKung Fu
- XMarinheiro X Bandido
- XMegaMania
- XMissile Command
- XMission 3000 A.D.
- XMouse Trap
- XMr. Postman
- XO Pulador Q'Bert
- XPac-Man
- XPinball
- XPitfall
- XPlanet Patrol
- XRiver Raid
- XSea Monter
- XSeaquest
- XShark Attack
- XSkiing
- XSlot Racer
- XSmurf
- XSneak'n Peek
- XSpace Chase
- XSpace Invaders
- XSpider Man
- XStar Voyager
- XStar War
- XSuperman
- XTanks em Guerra
- XTennis
- XTooth Prot
- XVolleyball
- XZaxxon