Hookbots is a multiplayer fighting game containing hook using robots.

Wreckin' Ball Adventure is a cute little co-op platformer starring some spherical robots.

Metal Wolf Chaos is a bit of a legendary game. Originally exclusive to both the original Xbox & Japan, you play as the mech-piloting president of the United States. Keep an eye out for this.

Zone Of The Enders 2 is possibly the greatest mecha action game ever created. Not only does it have robots, it has extremely cool robots.

Dual Gear is an upcoming strategy game with combat similar to Valkyria Chronicles. It also has a lot of giant robots.

Supercharged Robot Vulkaiser is a side scrolling shoot-em-up that's based on classic super robots.

Brigador is an isometric shooter that's currently in early access, featuring playable mecha.

Metal Gear has always had some robots in it (in fact, that's what Metal Gears are!), and The Phantom Pain is no different.

In this roguelike, there are multiple playable robot characters. You can find and repair robotic drones, and there are also drone enemies.

DLC enables you to play as Metal Sonic, who is a robot.