Underhell is a Source Engine game developed by the Underhell Team in collaboration with We Create Stuff. Underhell Chapter 1 requires ONLY Source SDK...
Working Multiplayer SMOD 40
V 0.9+ Coop Campaign & Coop DeathMatch
V 1.0+ Coop Campaign, Versus Campaign, Rally maps, Funny maps and more !
smod troopers sci-fi
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