These days, Easter eggs are extremely common in movies. They are intentional inside jokes, hidden messages or references that are included for fun or, sometimes, in the case of comic book movies in particular, as a means of foreshadowing things to come.Marvel Studios does Easter eggs better than anyone. The Marvel Cinematic Universe is absolutely teaming with them. Ever since the first Iron Man movie back in 2008, MCU movies have included subtle (and some not so subtle) Easter eggs that have either already proven to have been foreshadowing future events, or that will come into fruition in future movies. Here are ten 10 exciting Easter eggs hidden in Marvel movies