 He stated that part of the incentive for joining 3D Realms was that he would receive a share of the profits for the games he worked on.Titles that Pitchford worked on include "Duke Nukem 3D" and "Shadow Warrior".A group of 3D Realms developers and programmers left the company to form Rebel Boat Rocker around 1997, and Pitchford left 3D Realms to join them by May 1997.