: Enemies can float on water and move freely, but they cannot move through blocks or barriers. They speed up and become more unpredictable the longer you take to complete a level.

: Jump directly onto the heads to crush them from above.

: Jack can be killed if a block falls on him or if an enemy jumps on him.

: You earn points for every enemy destroyed and every time you move a block.

: Jack receives a bonus life for every 20,000 points earned. Strategy Tips

: Use the blocks to build stairs or bridges to reach out-of-the-way platforms for the point bonus.

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