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