Valkyrie, played by Tessa Thompson, is now the King of Asgard after joining up with Thor as part of the "Revengers."
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Natalie Portman made her debut as Jane Foster in 2011's "Thor"
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And 11 years later, Portman became the Mighty Thor in "Thor: Love and Thunder."
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Tony Stark, aka Iron Man, was played by Robert Downey Jr. for just over a decade, from 2008 to 2019.
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Gwyneth Paltrow played Pepper Potts, Tony's longtime assistant and eventual wife — and a superhero in her own right, Rescue.
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Tony's other best friend, James "Rhodey" Rhodes (or War Machine or Iron Patriot), was played by Terrence Howard for the first "Iron Man" and then recast with Don Cheadle. Cheadle was nominated for an Emmy for his performance in "The Falcon and the Winter Soldier."
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Bruce Banner was originally played by Edward Norton but was recast with Mark Ruffalo for all subsequent appearances.
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Here's his extremely famous, extremely green counterpart, the Hulk.
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One of the newest heroes to be added to the Avengers is Shang-Chi, played by Simu Liu. In the comics, he's the most skilled martial artist in the world.
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Nick Fury, former head of S.H.I.E.L.D. and famed super-spy, has been around for decades and has had many designs throughout the years. This is what he originally looked like — and here's how Samuel L. Jackson portrays him.
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Wanda Maximoff, played by Elizabeth Olsen, was finally called the Scarlet Witch in "WandaVision," and inhabited the character flawlessly in "Doctor Strange in the Multiverse of Madness," even if she was more villain than Avenger.
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Paul Bettany made his MCU on-screen debut as Vision in 2015 after years of voicing J.A.R.V.I.S., Tony Stark's artificial intelligence system.
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Maria Hill is one of Nick Fury's most loyal allies and a former S.H.I.E.L.D. agent. She's played by Cobie Smulders.
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Peter Quill or Star-Lord of the Guardians of the Galaxy is played by Chris Pratt.
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Gamora, an assassin turned hero and adopted daughter of Thanos, is played by Zoe Saldana.
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Drax the Destroyer, played by Dave Bautista, ditched the cape for his MCU look.
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America Chavez punched her way into the MCU in "Doctor Strange in the Multiverse of Madness," played by Xochitl Gomez. She has the power to punch star-shaped holes through the multiverse.
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We finally got a more comics-accurate purple costume for Jeremy Renner's Hawkeye in the finale of his Disney+ series — at least, more comics-accurate to the Matt Fraction 2012 comics run that the show is based on.