The basic concept of this Fretta competition entry is to kill zombies with a top-down view using a variety of entertaining weapons. The more complex explanation is that you kill zombies with a top-down view using a variety of entertaining weapons. Anything else you need to know?
Swamp (bz_swamp) is the second custom map for BrainZ! by Nanospork. It has a nice atmosphere and the addition of water and clever decoration gives the map more depth.