Zombie Apocalypse Tunnel Survival

Start by selecting your challenge from the variety of modes. Equip your firearm and upgrade it with attachments for better performance. Navigate through the subterranean path using the joystick. Target at opponents using the aiming reticle and attack to defeat them. Endure as long as possible in the last stand or fight against enemies in TDM. Gather ammo scattered around the battlefield to keep fighting. Team up with teammates in co-op play to achieve victory. Adapt your strategy based on the challenge and enemy behavior.