Your base is under attack by enemy soldiers and your job is to defend it with everything you got! Can you hold down the enemies and defend the fort until the 19th day has passed?
Your chopper crash-landed at an urban war zone. Use your machine gun to get through the hostile enemy soldiers while moving closer to the extraction point.
King's Castle has been besieged by the army that wants to invade their only unconquered territory. Protect the castle from relentless enemy attacks with your sharp shooting skills.
You're on a rescue mission. Get all your wounded soldiers out of the enemy territory. Just watch out for soldiers that have already transformed into zombies.