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