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