Fight powerful bosses who will become your deadly enemies. Be prepared to use all your skills and equipment to defeat them and save the world from the zombie apocalypse. Travel through diverse locations, ruined cities, abandoned factories, and dangerous wastelands. Use your strategic skills to find paths to survivors and supplies. Level up and collect new weapons to make your helicopter even more deadly. Improve your skills and evasion to become a true combat expert. Join cooperative game modes to team up with other players and fight zombies together. Work as a team to destroy the maximum amount of undead and save the world.