This article's content is marked as Mature Needlemouse found something very brutal for those with a weak heart. The page YouTube Poop Villains contains mature content that may include coarse language, sexual references, and/or graphic images which may be disturbing to some. Mature pages are recommended for those who are 18 years of age and older. If you're 18 years or older or are comfortable with graphic material, you are free to view this page. Otherwise, you should close this page and view another page.

Villains that appear in YTP videos.

Important: These villains usually NEVER qualify to be Complete Monsters, given the often-inconsistent nature of YouTube Poop and that they are usually played for laughs. Even if they are taken seriously in universe but are funny to the audience their humour does not detract from their heinousness.