MCU: 12 Things You Learn Rewatching Avengers: Age Of Ultron

6. The Hulkbuster Battle Is One Of The MCU's Best Action Sequences

Age of Ultron's crowning achievement is the mid-film battle in Johannesburg between The Hulk, who has been tainted by the powers of Scarlet Witch, and Iron Man's Hulkbuster armour.

It's certainly one of the best and most satisfying fight scenes in the entirety of the MCU, an explosively entertaining battle between two brutes that's chaotic, fast-paced and visually stunning.

Not all the high-concept action in these movies hold up that well even just a few years later, but thanks to its creativity and sense of fun, it's an all-timer not just for this franchise but superhero movies as a whole.