Avengers: Infinity War -- 30 Easter Eggs, References, And Callbacks You Might Have Missed

Avengers: Infinity War spoilers ahead!After ten years and 18 movies, the Marvel Cinematic Universe has become pretty self sufficient. While Avengers: Infinity War was obviously drawing its major plot points and some fun scenes straight from its comic book source material, the majority of the movie was actually layered with callbacks and references to other MCU movies--and some of them may not have been all that obvious.So if you didn't happen to brush up on your MCU history, or if you decided no