Crewmember of the U.S.S. Victory in 2362 who was part of an away team sent to the surface of planet Tarchannen III to investigate the mysterious disappearance of 49 Federation personnel. Unbeknownst to the away team members at the time, they were all infected with an alien DNA strand that would compel them to return to Tarchannen III five years later. Brevelle stole a shuttlecraft in 2367 and returned to the planet, where he was transformed into a reptilian lifeform indigenous to that world.