: Water is fatal to Jack. However, you can push blocks into water to make them float, creating a bridge. Scoring and Bonuses

is a platform-strategy game released in 1983/1984 for the Commodore 64 and Commodore 16 . You control Jack , a red creature who must defeat eight enemies per level by squashing them across 64 increasingly difficult screens. Gameplay Mechanics & Controls

: You must kill eight "spinning heads" in every level to progress.