Keep your robot friend alive by keeping up his resources (Health: Red, Energy: Blue, Ammo: Brown). Roll around and gather resources with interact (space). If you don't look after him he will get penalties like being slower, not shooting or dying. But your own death matters little with you respawning and inflicting a small amount of damage your robot.

To play the game (on non windows systems):

Download the game framework love2d (https://love2d.org/) and then click on the file. It then should launch the game.