all you do is press the space bar and shoot the zombie V. 1.4-now has 2 levels V. 1.6-3rd level added. zombie general added V. 1.8-4th level added. V. 2.0- player 2 added. 5th level added. V. 2.2-6th level. mini boss added V. 2.4-7th level. Now possible to win through strategy.
1-High score-Kit-Kat666-100.5 2-high score- 57.9-Mr695Blocks
