Slash in the picture. Grimstone is a Maximal Brawler who uses his horns to take down Megatron and his Predacon forces. His beast mode is a twelve horned Styracosaurus. He is unrelated to the Power Core or Kre-O Combiners. Gallery Edit Grimstone in Beast Mode.Add a photo to this gallery Retrieved from "https://beastwarstransformers.fandom.com/wiki/Grimstone?oldid=33237" Categories: Maximals Autobots Dinobots Beast Warriors Beast Wars E.N.D.A.N.G.E.R.E.D. Maximals Styracosaurus Add category Cancel Save Community content is available under CC-BY-SA unless otherwise noted.