Make your own identity and acquire survival skills. Gather materials, make weapons, erect a base camp, and venture into the unknown while learning the survival skills required in this dangerous environment. Form a group of four players to enter places and protect them from swarms of enemies in the cooperative mode. Strategically position defensive weapons and fortifications to give you an advantage over foes who are becoming more and more formidable. In these hectic cooperative missions, cooperation and ingenuity are essential.