games Descent 1 is a classic first-person shooter released in 1995 by Interplay and Parallax. It was one of the first games with true 3-dimensional graphics, movement, and light sourcing. D1X-Rebirth is a modification of the Descent 1 source that was released by Parallax and is based on the D1X source. Enable AWE32 support Use the demo data instead of the full game Enable mixer support Enable MPU401 music support