Biff needs to collect 5 rewards cells. One complication... the map is crawling with zombies! Avoid the zombies while collecting 5 rewards to win the game. But watch out! Touch a zombie and you will lose your health. Use 1,2, and 3 to use different weapons on the zombies. But watch out! Each time you kill a zombie more spawn!!!
functions, simple messaging, simple events, advanced costume handling, simple sound playing, basic math, simple loops, visibility, graphic effects, delays,