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