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