What If...? poster
★ 7.3
What If...? poster

Overall Rating

★ 7.3
S1 E8
#1
★ 8.9

What If... Ultron Won?

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

S1 E4
#2
★ 8.8

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

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

S1 E9
#3
★ 8.4

What If... The Watcher Broke His Oath?

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

S1 E2
#4
★ 7.8

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

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

S1 E3
#5
★ 7.8

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

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

S2 E7
#6
★ 7.8

What If... Hela Found the Ten Rings?

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

S2 E8
#7
★ 7.8

What If... The Avengers Assembled in 1602?

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

S1 E5
#8
★ 7.7

What If... Zombies!?

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

S2 E6
#9
★ 7.5

What If... Kahhori Reshaped the World?

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

S2 E9
#10
★ 7.4

What If... Strange Supreme Intervened?

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

S3 E1
#1
★ 5.6

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

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.

S3 E2
#2
★ 5.6

What If... Agatha Went to Hollywood?

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.

S3 E4
#3
★ 5.8

What If... Howard the Duck Got Hitched?

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.

S3 E6
#4
★ 6.3

What If... 1872?

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.

S1 E7
#5
★ 6.4

What If... Thor Were an Only Child?

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

S3 E5
#6
★ 6.4

What If... The Emergence Destroyed the Earth?

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.

S3 E8
#7
★ 6.5

What If... What If? (2)

The end of the beginning...

S1 E6
#8
★ 6.6

What If... Killmonger Rescued Tony Stark?

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

S2 E3
#9
★ 6.6

What If... Happy Hogan Saved Christmas?

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

S3 E3
#10
★ 6.6

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

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.

S1 E1
★ 7.0

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

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

S1 E2
★ 7.8

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

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

S1 E3
★ 7.8

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

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

S1 E4
★ 8.8

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

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

S1 E5
★ 7.7

What If... Zombies!?

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

S1 E6
★ 6.6

What If... Killmonger Rescued Tony Stark?

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

S1 E7
★ 6.4

What If... Thor Were an Only Child?

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

S1 E8
★ 8.9

What If... Ultron Won?

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

S1 E9
★ 8.4

What If... The Watcher Broke His Oath?

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

S2 E1
★ 7.0

What If... Nebula Joined the Nova Corps?

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

S2 E2
★ 7.2

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

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

S2 E3
★ 6.6

What If... Happy Hogan Saved Christmas?

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

S2 E4
★ 7.2

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

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

S2 E5
★ 7.1

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

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

S2 E6
★ 7.5

What If... Kahhori Reshaped the World?

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

S2 E7
★ 7.8

What If... Hela Found the Ten Rings?

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

S2 E8
★ 7.8

What If... The Avengers Assembled in 1602?

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

S2 E9
★ 7.4

What If... Strange Supreme Intervened?

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

S3 E1
★ 5.6

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

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.

S3 E2
★ 5.6

What If... Agatha Went to Hollywood?

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.

S3 E3
★ 6.6

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

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.

S3 E4
★ 5.8

What If... Howard the Duck Got Hitched?

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.

S3 E5
★ 6.4

What If... The Emergence Destroyed the Earth?

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.

S3 E6
★ 6.3

What If... 1872?

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.

S3 E7
★ 6.7

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

The Watcher must stand trial for his many interventions.

S3 E8
★ 6.5

What If... What If? (2)

The end of the beginning...

Season Average Rating Episodes Best Episode Worst Episode Rating Range
1 ★ 7.7 9
★ 8.9 What If... Ultron Won?
★ 6.4 What If... Thor Were an Only Child?
2 ★ 7.3 9
★ 7.8 What If... Hela Found the Ten Rings?
★ 6.6 What If... Happy Hogan Saved Christmas?
3 ★ 6.2 8
★ 6.7 What If... The Watcher Disappeared? (1)
★ 5.6 What If... The Hulk Fought the Mech Avengers?