I've got a few. Let's see.

samuellfury/movieverse Nick Fury - Most recent. I won't ever app him. I just wanted the username. No really.
alsosexual/Glenn Quagmire - Ahahaa, must I explain?
whobreakslaws/Matt Murdock - I love DD but Idk if I could actually play Matt. Every time I find a game that looks good and go to write up an app, it sort of falls apart.
sexbob_omb/Scott Pilgrim - Yeah, again, Idk. I want to wait until the next book comes out.
randychance/Billy Chaka - I would LOVE to app Billy, I just need to do massive canon review/find a PB/choose good powers/everything ever.
hoaryhosts/Doctor Stephen Strange - That actually might get used.
glasgowfish/Ledger!Joker - Again, I wanted the name. I thought maybe I'd app him after the movie came out but haha, no.
prettywitha/Faye Valentine - I can't play girls. Every so often I mess around with her on an open post or something, but uhh... No.
ofthemany/Captain Spock circa Star Trek VI. Actually, if I reapp Mr. Greenblood-and-Ears, it might very well be this version.
annnnd
needmorerope/Candlejack - Actually... I did play him for a