In fanfiction, the male counterpart to a Mary-Sue. A negative term commonly used to describe a character created by a new writer. A Marty-Stu is unusually perfect, and often befriends
or becomes romantically envolved the author's favorite canon characters. He can also closely resemble any canon character.

The name of the character referred to as the "Marty-Stu" does not matter.

1. Noun. Female counterpart to the Mary-Sue. Also called Gary-Stu and occasionally "Marty Sam". Often abbreviated to "Stu". An annoyingly "perfect" male fanfiction character. He is usually attractive, mistunderstood, agnsty, and often has some sort of tragic past. He is so perfect as to be nauseating. He usually winds up romantically involved with one or more of the author's favorite characters, saves the day, upstages all of the real characters, etc. Marty-Stus tend to be slightly less common than Mary Sues. Often involved in slash stories.

There are three main types of Marty Stu:
a) Classical!Marty-Stu. Think 50s and 60s sitcoms or the beginning of the movie "Pleasantville". These are usually your blonde haired, blue eyed, stereotypically gorgeous, pretty boys. They also tend to be fond of sports and be "jocks" or "preps".
b) Rebel!Marty-Stu. Also known as "Punk!Non-conformist!Marty-Stu", "Goth!Marty-Stu" and "Badass!Marty-Stu". This type of Marty-Stu usually has agnst coming out of his you-know-what and isn't *really* badass, he just wants to be because he's oh!-so-angry about his tragic past. Blah, blah, sob story, mush. This type is often written by teenage girls around the age of 13-15, and is extremely loud and obnoxious. It also includes Evil!Stus.
c) Misfit!Marty-Stu. This encompasses all of the Marty-Stus ...