Collect balls and successfully reach the finish line. An interesting casual game about obstacle running. Get around the obstacle, or you will lose your ball, and when there is no ball, your game is lost! Stack Rider, arcade game, ball collection, obstacle runner, casual game, puzzle game, side-scroller, mobile game, reflex game, endless runner, kids game, fun game, addictive game, challenge, collect balls, avoid obstacles, racing game, mobile gaming, free game