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