In the phobic deimos moon there is an union aerospace corporations' hidden moon base. The map idea is based on dm_alesserfate and dm_lucifersfate maps in Aliens Versus Predator 2. This is sort of a tribute to those two maps....
"The team of engineers and construction personnel behind the deathmatch facility Deck16 were but a wet spot in their parents' bed when the sounds of plasma cannons and rocket launchers were echoing the dark corridors of Deck1!"...