"Steve Gerber and Kirby lampooned Byrne's position in "Destroyer Duck", drawing him as a character called Booster Cogburn, possessing a removable spine and existing only to serve as a cog in the mammoth corporation that owned him.<ref>"Destroyer Duck", Eclipse Comics, 1981–83, issues #1–5; the letters page of #5 discusses the physical likeness and similarity of names, and acknowledges that the character is a response to comments Byrne made in the fan press.</ref> Erik Larsen created a villain in the 1990s for his "Savage Dragon" and the "Freak Force" series' Johnny Redbeard/the Creator, who parodies Byrne; a massive cranium with atrophied appendages, he can bestow superpowers indiscriminately.<ref>Evans, Eric.