Nigtstalker in the art picture. Nightstalker (BW) is a Maximal warrior who was adopted by Optimus Primal. Like Prowl, it is unrelated to his Encore character. His beast mode is a black Lion. GalleryEdit Nightstalker in beast mode.Add a photo to this gallery Retrieved from "https://beastwarstransformers.fandom.com/wiki/Nightstalker_(BW)?oldid=25331" Categories: Maximals Beast Wars E.N.D.A.N.G.E.R.E.D. Maximals Beast Warriors Lions Cats Add category Cancel Save Community content is available under CC-BY-SA unless otherwise noted.