* Click to shoot down the incoming enemies. You can press R to reload ammo. Reloading is also done automatically when you reach 0 ammo. * You're ammo is displayed on the right and your lifes on the left. In the top left corner you'll see your current speed level. * When it speeds up, supply drops fall out of the sky. Each one gives a different powerup. All the powerups: - Heals your car for 25 lifes - Temporarily doubles your damage - Temporarily gives you an "aim bot"