STICKMAN SHOOTING ZOMBIE SQUARES GAME USING UPDATE FUNCTION FOR MOVEMENT. ZOMBIES DIE TO BULLETS. ZOMBIES SPAWN FAR AWAY AND MOVE SLOWLY TOWARDS THE PLAYER. PLAYER DIES TO ZOMBIES. MOUSE IS USED TO AIM BULLET DIRECTION AND TO RAPID FIRE BULLETS. MOVEMENT WITH WASD KEYS. HIGHSCORE IS SAVED. if (Math.random() < 0.05) spawnZombie();