Rumbler is a Maximal, brother to Sprocket (BW). His battles against Rumble and Frenzy are famously known to his fellow platypus-transformers, whom he is modeled after. He is no relation to his Action Masters character. His beast mode is a Platypus. Retrieved from "https://beastwarstransformers.fandom.com/wiki/Rumbler_(BW)?oldid=27755" Categories: Maximals Beast Warriors Beast Wars E.N.D.A.N.G.E.R.E.D. Maximals Platypus Add category Cancel Save Community content is available under CC-BY-SA unless otherwise noted.