Tank Ball Physics
Tank Ball Physics is a River Game. The majority of the game is written by colebohte, with help from Phoenix Coe and NexusSfan.
You play as a tank, and you can't move, but you can shoot balls that bounce. Get the ball to the green and avoid obstacles to complete the level.[1]
Trivia
Tank Ball Physics used to be called Super Tank Balls. This is what "stb_hax" stands for.