Description An enclosed 4-storey arena. This is my first time using Hammer, so it may look off-colour, but when I was designing it I was focusing on fun gameplay. There are no ammo or health pick-ups, which ensures that no annoying campers dominate the game and An enclosed 4-storey arena. This is my first time using Hammer, so it may look off-colour, but when I was designing it I was focusing on fun gameplay.