Dm_glasspalace

it with Marine vs. Corps and Classweapons off but all species are allowed. I suggest you to use the melee mod, this is funnier (Knife, pistol, shotgun and pulse rifle only). The glasses are breakable but respawn every 5 seconds. There are lots of other secrets in the map.
This can be a Deathmatch, Teamdeathmatch, Survivor or Hunt map, but I recommend you to use it with the TDM mod. This map is not really realistic, but you will have fun with it. I recommend to use