Games Like Killistar

Killistar: A 2D/3D Remake of the Classic Arcade Game Sinistar

An adrenaline-fueled shoot-'em-up where the player must race against time to prevent the deadly Killistar from being fully constructed.  Mine crystals from asteroids, using them to power up a high-energy weapon—the only weapon capable of stopping Killistar.   Balance combat, resource gathering, and weapon upgrades as you battle waves of enemies in this action-packed remake that blends classic arcade gameplay with modern 2D and 3D elements.

A Killer Space Robot comes to destroy HUMANITY

Years after the beings exiled off the planet Earth, he is reborn as Killistar.  A planet killing robot monster looking to take control of the universe.  You command the only hope for earth, equipped with a super weapon capable of destroying Killistar.