Now let's build a game. Biff needs to collect 20 crystals. One complication... the graveyard is crawling with zombies! Avoid the zombies while collecting 20 to win the game. But watch out! Touch a zombie and you will lose a life. you have 5 life's. Good luck!
functions, simple messaging, simple events, advanced costume handling, simple sound playing, simple loops, basic math, visibility, graphic effects, delays,