Biff needs to collect 5 power cells. One complication... the ocean is crawling with zombies! Avoid the zombies while collecting 5 power cells to win the game. But watch out! Touch a zombie and you will lose your health. You are equipped with fire rockets that can destroy zombies. Activate the fire rockets by pressing 'space'.
functions, simple messaging, simple events, advanced costume handling, simple sound playing, simple loops, basic math, visibility, graphic effects, delays,