: A custom fork of SA-MP allowed players to explore this massive combined world together online. The Project's Shutdown
: The mod added Liberty City (GTA III), Vice City (GTA: VC), Carcer City (Manhunt), Cottonmouth (Manhunt 2), and Bullworth (Bully). download-gta-under-ground-game-free-top
In September 2021, the lead developers announced the end of the project. How To Install GTA Underground for GTA SA : A custom fork of SA-MP allowed players