The Powers of Grayskull was a spinoff from the Masters of the Universe brand. Beginning in 1987, it was intended to show the prehistory of Eternia. However, the line was aborted early, and very few products were ever released. See also The Powers of Grayskull: The Legend Begins! He-Ro Retrieved from "https://he-man.fandom.com/wiki/The_Powers_of_Grayskull?oldid=33255" Categories: Unproduced projects Toys The Powers of Grayskull Community content is available under CC-BY-SA unless otherwise noted.