Skill 2 demo
https://dl.dropboxusercontent.com/u/33279452/daz_vault.zip
Lots of narrow passages hurt this map I think. It was one intersection choke point after another with little variation. Not enough room to move around.
Ammo balance was off also. Critical lack of shotgun ammo in the 2nd half of the level means I was forced to use rockets on Shamblers. eww :(