Demon Zombie Outpost

Your military outpost was overrun by a large demon zombie horde that broke through the outpost gate entrance. Everyone in your unit was turned into a regular zombie. You managed to close the outpost gate, now you have to kill all the zombies in the outpost! Demon Zombie Outpost is a 60+ kills, 1 level game. There's 2 different Demon Zombies & 2 different Soldier Zombies. You start by a weapon stash. There are no objectives. JUST KILL ALL THE ZOMBIES!