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