suethor

noun

1. (derogatory, slang, usually)An author who creates Mary Sues, writes fiction featuring Mary Sues, or both.

   “Flames can also address characters being "out of character" or "out of canon" (both labeled "OOC"), whether or not the fanfic is a Mary Sue (composed by a "Suethor"), […]”

   “Lastly, a survey was distributed both in 2005 and 2009 to solicit Mary Sue readers' and writers' opinions, and their answers have contributed towards an understanding of why Suethors choose to knowingly write Mary Sues, and how they have reacted when confronted with accusations that their characters are Mary Sues.”

   “Another one labels the writer a “Suethor,” a term used by^([sic]) writers who portray Mary Sues in their texts and tells her in very harsh terms to delete her story and dream instead of writing.”