Durendal

Durendal is a user on GameTrailers. Durendal, along with fellow user Orangematter, corrected MatPat in his Game Theory on what mental disorders various Batman villains have by stating that anti-social personality disorder is abbreviated to ASPD instead of APSD.

Trivia

 * Durendal's username is that of the sword used by the Frankish military leader Roland.

Game Theory

 * Viewers' Choice, Cyborgs, Fatalities, and the Riddler