Wacko is a single-player action, shooter, casual, and arcade game in which players control Kapt'n Krooz'r, a small, green alien, navigating through various levels filled with obstacles and enemies using a combination of trackball and joystick controls. In this game, the setting is a sci-fi universe where Kapt'n Krooz'r embarks on intergalactic adventures, facing challenges across different planets and space environments. It stands out with its unique angled cabinet design, which enhances the arcade experience, and its innovative control scheme that combines trackball and joystick mechanics, offering players a distinctive gameplay feel.