9 episodes · first aired 2021-08-11
| Still | # | Title | Overview | Air date | Rating |
|---|---|---|---|---|---|
 | 01 | What If... Captain Carter Were the First Avenger? 2021-08-11 | When Steve Rogers is seriously injured, Peggy Carter becomes the world’s first Super Soldier. | 2021-08-11 | 6.8 |
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Ratings shown are community scores. Once OMDB is wired, these become per-episode IMDB values.
| 02 |
What If... T'Challa Became a Star-Lord? 2021-08-18 |
The rough-and-tumble space pirates known as the Ravagers abduct T’Challa instead of Peter Quill. |
| 2021-08-18 |
| 7.0 |
 | 03 | What If... The World Lost Its Mightiest Heroes? 2021-08-25 | Nick Fury struggles to launch The Avengers when candidates are targeted by a serial killer. | 2021-08-25 | 6.8 |
 | 04 | What If... Doctor Strange Lost His Heart Instead of His Hands? 2021-09-01 | A grief-stricken Doctor Strange uses the Eye of Agamotto in a dangerous effort to change the past. | 2021-09-01 | 7.9 |
 | 05 | What If... Zombies!? 2021-09-08 | When The Avengers are infected by a zombie plague, surviving heroes search for a cure. | 2021-09-08 | 7.0 |
 | 06 | What If... Killmonger Rescued Tony Stark? 2021-09-15 | An American soldier called Killmonger rescues Tony Stark when his Humvee is attacked in Afghanistan. | 2021-09-15 | 6.3 |
 | 07 | What If... Thor Were an Only Child? 2021-09-22 | Thor, who never learned to be a good hero, throws an out-of-control intergalactic party on Earth. | 2021-09-22 | 6.0 |
 | 08 | What If... Ultron Won? 2021-09-29 | Natasha Romanoff and Clint Barton seek to destroy killer-robot Ultron following a cataclysmic event. | 2021-09-29 | 7.8 |
 | 09 | What If... The Watcher Broke His Oath? 2021-10-06 | The Watcher breaks his oath and recruits heroes from across the multiverse to battle against Ultron. | 2021-10-06 | 7.4 |
