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