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