Ace Off-Road Dirt Bikes Versus Alien Invasion - Bikers beware of Zombies from behind
SPECIAL Hidden Reward -- Can you find it? (Hint: Unlock all cars at ONCE.)
Zoom through tons of zombies and aliens and grab as many coins as possible to unlock amazing new vehicles (Special Weapons as well).
Watch out for Zombies coming from behind though...........
Are you game for it??