X-Zone is set in a compound where a malfunctioning computer has activated the nation's nuclear weapon countdown systems. The player must navigate through defenses to reach the central computer and prevent a global catastrophe. With time running out, they face off against robotic enemies and projectiles in a desperate bid to save humanity.
The gameplay in X-Zone is centered around shooting and dodging projectiles. As players progress through levels, they encounter increasingly difficult robotic enemies that require precise aiming and timing to defeat. Each boss battle presents a unique challenge, requiring the player to identify and target specific weaknesses to emerge victorious.