Thread:Tupka217/@comment-4928331-20130305145009

Greg used the sobriquet in an interview, so I thought at the least it would be canon in training.

http://www.worldofsuperheroes.com/film-tv/young-justice-producers-greg-weisman-and-brandon-vietti-chat-about-the-return-of-the-show-on-cartoon-network/ 