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