Purge Directive is a 1–4 player online co-op FPS where you and your squad must survive endless waves of the undead. Work together, upgrade your arsenal, and hold the line as the horde grows stronger with every wave. The last order was simple: purge everything that moves. The directive is yours to carry out. Key Features 1–4 Player Online Co-op via Steam — team up with friends or go solo Endless Wave Mode — escalating zombie hordes with increasing HP and speed each round Between-Wave Weapon Shop — earn points per kill, spend on new weapons and upgrades 6 Weapon Classes — pistol, shotgun, SMG, assault rifle, sniper, and plasma rifle Boss Waves — massive boss zombies announce their arrival with a devastating roar 3 Distinct Arena Maps — city streets, warehouse, and the classic Greyzone Steam Achievements — earn milestones as you push deeper into the Purge