They should have left the cube alone, no matter how much power they could draw from it. With the portals opened, you are the only one who can hold them off.
Survive for as many rounds as you can, with a team of up to five players, agains a horde of zombies thats endlessly grows in numbers and strength.
Enjoy an underground themed map with different areas, objecives, endless rounds of zombies and lot of XP!
They should have left the cubes alone...
Cavern themed zombie survival map. The hordes grow in size and strenght. Make sure to follow the clues to get better weapons and damage buff. Play this map in a party of up to five players. Explore the bunker and its many chambers and survive for as long as you can.
Good luck!