Do you want to compare Rachel Grey with Hyperion? Discover the powers, weakness & weapons of Rachel Grey and Hyperion from Rachel Grey Biography and Hyperion Biography. Find out all about Rachel Grey and Hyperion.# Check out how is Rachel Grey unique and distinct from Hyperion. Discover their love interest, sidekicks, family tree and the movies and games list in which Rachel Grey and Hyperion have appeared. Find out everything about them here!