Filmmakers tried to use hilarious code words to keep 'The Avengers' under wraps

From Hulk Smash to Hawkeye’s eyes, there’s a ton of behind-the scenes trivia we’re guessing you probably didn’t know about the first Avengers movie. Our CineFix series, Things You Didn't Know, brings you some of the film's weird code names and little-known facts here. 
Subscribe to CineFix for more videos: https://www.youtube.com/c/cinefix  Read more...More about Mashable Video, The Avengers, Things You Didn T Know, Cinefix, and Entertainment