 He won an Origins Award for Best Game Adventure in 1993 for "Dragon Mountain", and another for New Role-Playing Supplement for the "Birthright Campaign Setting" in 1995.He is primarily known for his work on the Planescape line, for which he and Monte Cook were the primary designers after the departure of David "Zeb" Cook from TSR.In 1996, McComb left TSR to take a job at Interplay Entertainment's roleplaying division, later called Black Isle Studios.