Join the adventure in Zombie Mission 4! Face tougher zombies, tricky traps, and exciting challenges. Team up with a friend and use 9 different weapons to stop the zombies and save the hostages. Don't forget to collect data disks along the way! Get ready for epic Boss battles at the end of levels 9 and 18. With new game physics, a fresh interface, and awesome sound effects, this game is more fun than ever!