A Peg in a Finn Shaped Hole (Adventure Time) [Blargsnarf] is a hentai manga (doujinshi) listed in the Top Hentai catalogue. This manga is created by Blargsnarf | JesterButts. Genres include: Cartoon, Cartoon Porn, Femdom, Group, Pegging. Featuring characters: Finn the Human. Part of the Adventure Time series. Browse related titles by the same artists, genres and characters below.