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