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