The Chitauri, who invaded Earth in The Avengers ... something not in the classic Marvel Comics, which the MCU would run with. And while Tony Stark has always been a smug, sarcastic playboy ...

The Marvel Cinematic Universe is more than just action-packed ... S.H.I.E.L.D. Loki steals it and uses it to open a portal that brings the Chitauri army to New York in “The Avengers.” ...

Thanos has returned from the past to fix his mistakes, and it is up to the entire Marvel Cinematic Universe to join in ... sword and shield along with a Chitauri and Ant-Man who gets a mech ...

Today, Marvel is one of the world’s biggest entertainment brands with a cinematic universe that has grossed approximately 31 billion dollars since Iron Man in 2008. But it wasn’t always this way.