Incredibil joc!Haide oameni buni !! un joc moca, co-op incredibil, ****load of weps, buffs, co-op..uhm..did I say co-op? oh and AWESOME ACHIEVEMENTS!!..and the graphics...and the co-op..and aliens...and classes...and left 4 dead style...and the awesomness...and it's free..with co-op.

It's free with achievements and things like that.