Underhell is a Source Engine game developed by the Underhell Team in collaboration with We Create Stuff. Underhell Chapter 1 requires ONLY Source SDK Base 2007 installed. No Source game is required.

poundsyourfacein says

10/10 - Agree (6) Disagree (1)

Extremely original gameplay, really fun too! oh and i thought it had one of the best title openings of any mod. This is definitely a mod i am going to keep track of!