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