Play as , a high-precision robot fighting grotesque alien monsters. Use a blaster to attack enemies and deploy a shock attack for area damage. Explore levels to reclaim Earth. Upgrade weapons and abilities.
Build and upgrade a to defend against enemies. Manage resources to strengthen defenses. Make strategic decisions to overcome challenges. Complete levels to progress through the story. Unlock new units and abilities.
Defend the by launching energy balls at enemy spaceships. Upgrade weapons and unlock new abilities. Navigate through waves of increasing difficulty. Customize ship appearance and select power-ups. Compete in leaderboards and unlock achievements.