Flatline in both modes. Flatline is a Predacon who is master of animal cruelty. It is unrelated to his Universe character. His beast mode is a Tarantula. Retrieved from "https://beastwarstransformers.fandom.com/wiki/Flatline_(BW)?oldid=42254" Categories: Predacons Beast Warriors Beast Wars E.N.D.A.N.G.E.R.E.D. Predacons Tarantula Add category Cancel Save Community content is available under CC-BY-SA unless otherwise noted.