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