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The Best Episodes of What If...? Season 1

Every episode of What If...? Season 1 ranked from best to worst. Discover the Best Episodes of What If...? Season 1!

The Best Episodes of What If...? Season 1

Taking inspiration from the comic books of the same name, each episode of this animated anthology series questions, revisits and twists classic Marvel Cinematic moments.

Seasons3

  1. Background image for What If... Captain Carter Were the First Avenger?
    7.0/10(21.8k votes)

    #1 - What If... Captain Carter Were the First Avenger?

    S1:E1

    When Steve Rogers is seriously injured, Peggy Carter becomes the world’s first Super Soldier.

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  2. Background image for What If... T'Challa Became a Star-Lord?
    7.7/10(19.7k votes)

    #2 - What If... T'Challa Became a Star-Lord?

    S1:E2

    The rough-and-tumble space pirates known as the Ravagers abduct T’Challa instead of Peter Quill.

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  3. Background image for What If... The World Lost Its Mightiest Heroes?
    7.8/10(17.5k votes)

    #3 - What If... The World Lost Its Mightiest Heroes?

    S1:E3

    Nick Fury struggles to launch The Avengers when candidates are targeted by a serial killer.

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  4. Background image for What If... Doctor Strange Lost His Heart Instead of His Hands?
    8.8/10(22.7k votes)

    #4 - What If... Doctor Strange Lost His Heart Instead of His Hands?

    S1:E4

    A grief-stricken Doctor Strange uses the Eye of Agamotto in a dangerous effort to change the past.

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  5. Background image for What If... Zombies!?
    7.7/10(17.1k votes)

    #5 - What If... Zombies!?

    S1:E5

    When The Avengers are infected by a zombie plague, surviving heroes search for a cure.

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  6. Background image for What If... Killmonger Rescued Tony Stark?
    6.6/10(14.5k votes)

    #6 - What If... Killmonger Rescued Tony Stark?

    S1:E6

    An American soldier called Killmonger rescues Tony Stark when his Humvee is attacked in Afghanistan.

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    The 20 BEST Episodes of What If...?

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  8. Background image for What If... Thor Were an Only Child?
    6.4/10(15.0k votes)

    #7 - What If... Thor Were an Only Child?

    S1:E7

    Thor, who never learned to be a good hero, throws an out-of-control intergalactic party on Earth.

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  9. Background image for What If... Ultron Won?
    8.9/10(17.5k votes)

    #8 - What If... Ultron Won?

    S1:E8

    Natasha Romanoff and Clint Barton seek to destroy killer-robot Ultron following a cataclysmic event.

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  10. Background image for What If... The Watcher Broke His Oath?
    8.4/10(13.6k votes)

    #9 - What If... The Watcher Broke His Oath?

    S1:E9

    The Watcher breaks his oath and recruits heroes from across the multiverse to battle against Ultron.

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Season 1 Ratings Summary

"What If... Captain Carter Were the First Avenger?" is the best rated episode of "What If...?" season 1. It scored 7/10 based on 21816 votes. Directed by Bryan Andrews and written by A.C. Bradley, it aired on 8/11/2021. This episode is rated 0.7 points higher than the second-best, "What If... T'Challa Became a Star-Lord?".