At Marvel as an editor, Potts discovered and/or mentored many top comics creators including Arthur Adams, Jon Bogdanove, June Brigman, Jim Lee, Mike Mignola, Mike Okamoto, Whilce Portacio, Terry Shoemaker, Steve Skroce, Larry Stroman, Sal Velutto, Chris Warner, and Scott Williams. He oversaw the development of the Punisher from guest star to franchise character, and edited such titles as "The Incredible Hulk", "Doctor Strange", "The Defenders", "The Thing", "Alpha Flight", and "Moon Knight", as well as the newly created "Amazing High Adventure", "Power Pack", "", and "What The--?!". He was the editor who produced the first "Rocket Raccoon" miniseries.