Doctor Flugslys, full name Kenning Flugslys and often known simply as Dr. Flug, is the main protagonist of the whole entire Cartoon Network multiverse (no joke), serving as the unseen overarching character of Codename: Kids Next Door and The Amazing World of Gumball, the deuteragonist of the webisodes and the main protagonist of the 2017 Cartoon Network animated TV series Villainous. He creates all the gadgets and machines that Black Hat attempts to sell.