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