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

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

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

What If... Ultron Won?

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

What If... The Watcher Broke His Oath?

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

What If... The World Lost Its Mightiest Heroes?

Hela—stripped of her powers and banished to Earth—comes across a new source of power: the Ten Rings.

What If... Hela Found the Ten Rings?

Captain Carter tries to undo the anomaly that strands familiar heroes and villains in the year 1602.

What If... The Avengers Assembled in 1602?

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

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

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

What If... Zombies!?

A Mohawk woman ventures into the waters of the Forbidden Lake to help save her people.

What If... Kahhori Reshaped the World?

Captain Carter discovers the greatest threat to all existence may be closer than she realizes.

What If... Strange Supreme Intervened?

When Ego and a young Peter Quill threaten Earth in 1988, Howard Stark and Peggy Carter form a team.

What If... Peter Quill Attacked Earth's Mightiest Heroes?

Tony Stark challenges The Grandmaster, leading to a grand prix-turned-demolition-derby death match.

What If... Iron Man Crashed Into the Grandmaster?

Captain Carter's mission to save Steve Rogers sets her on a collision course with new enemies.

What If... Captain Carter Fought the Hydra Stomper?

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

What If... Captain Carter Were the First Avenger?

When Nebula is recruited to join the Nova Corps, she sets out to prove her detective skills.

What If... Nebula Joined the Nova Corps?

The Watcher must stand trial for his many interventions.

What If... The Watcher Disappeared? (1)

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

What If... Killmonger Rescued Tony Stark?

When Avengers Tower is attacked during the holiday party, Happy Hogan must prove his hero chops.

What If... Happy Hogan Saved Christmas?

It is 1991, and the Red Guardian takes it upon himself to join a high-profile mission and prove himself to his Red Room superiors. When his antics interfere with the Winter Soldier's own mission to kill Howard Stark, the two Soviet supersoldiers must form an alliance to escape the United States.

What If... The Red Guardian Stopped the Winter Soldier?

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

What If... Thor Were an Only Child?

What If... What If? (2)

In a Universe where The Eternals never stopped The Emergence, the birth of an incubating Celestial shatters the Earth. Civilization endures on the rocky remnants of our planet, where Quentin Beck leads an authoritarian regime until freedom fighters recruit Riri Williams on a deadly mission to take him down.

What If... The Emergence Destroyed the Earth?

In a universe where the heroes of the MCU live in the Old West, Shang-Chi and his pistol-packing partner, Kate Bishop, traverse the frontier, saving the innocent from the evils of The Hood.

What If... 1872?

Howard the Duck and Darcy Lewis find themselves on an intergalactic pleasure cruise. When dangerous factions from across the galaxy descend to threaten their trip, they must discover their own cosmic powers to withstand the onslaught.

What If... Howard the Duck Got Hitched?

Captain America/Sam Wilson must suit up in a colossal mech suit to battle Bruce Banner after an attempt to cure himself of the Hulk goes horribly wrong. Bucky Barnes, Monica Rambeau, Moon Knight, and others must join Sam as his new team of Mech Avengers.

What If... The Hulk Fought the Mech Avengers?

On the set of Stark Pictures' first production, the playboy auteur quickly finds himself enchanted by his bewitching lead actress, Agatha Harkness. Little does she know there will be another superpower co-star on the call sheet… Kingo.

What If... Agatha Went to Hollywood?

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.

All Episodes of What If...?

Season 1

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

Season 1 Episode 4 - Aired 9/1/2021

What If... Ultron Won?

Season 1 Episode 8 - Aired 9/29/2021

What If... The Watcher Broke His Oath?

Season 1 Episode 9 - Aired 10/6/2021

What If... The World Lost Its Mightiest Heroes?

Season 1 Episode 3 - Aired 8/25/2021

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

Season 1 Episode 2 - Aired 8/18/2021

What If... Zombies!?

Season 1 Episode 5 - Aired 9/8/2021

What If... Captain Carter Were the First Avenger?

Season 1 Episode 1 - Aired 8/11/2021

What If... Killmonger Rescued Tony Stark?

Season 1 Episode 6 - Aired 9/15/2021

What If... Thor Were an Only Child?

Season 1 Episode 7 - Aired 9/22/2021