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