post apocalyptic creature in gas mask armed gun

abandoned apocalypse apocalyptic armageddon bandit bunker cataclysm catacomb catastrophe chemical collector creature creepy dangerous dark darkness disaster doomsday dungeon evil firearm frightening ghillie gun human marauder mine monster mutant nuclear pollution post postap postapoc rags robber rubbish scary sewer stalker submachine survival survived survivor tattered tatters tunnel underground weapon