The BEST Episodes of Marvel's Avengers Assemble

Every episode ever - ranked by fan votes!

Last Updated: Dec 4, 2019

Network: Disney XD

With an all-star roster consisting of Iron Man, Captain America, Thor, Hulk, Hawkeye, an all-new-all-awesome Falcon and Black Widow, Marvel’s Avengers Assemble are a band of siblings in the truest sense: a team sense. Marvel’s Avengers Assemble save the world from the biggest threats imaginable.

The Final Showdown

#1 - The Final Showdown

Season 1 - Episode 26

With the Tesseract now in the hands of the Cosmic Skull, the world is in catastrophic peril. Iron Man realizes teaming up with the rest of the Cabal might be their only chance for victory.

star 8.28
180 votes
Planet Doom

#2 - Planet Doom

Season 1 - Episode 15

Thor returns from Asgard to find Earth under the rule of Dr. Doom, who has altered the past to a time where the Avengers never assembled. With the fate of the Avengers and humanity resting in his hands, can Thor help the team recall their true heroic nature and defeat Doom?

star 8.14
189 votes
Widow's Run

#3 - Widow's Run

Season 2 - Episode 12

The Avengers must protect Widow and Thor as they carry out Widow's plan to rid the Earth of the Infinity Stones before Thanos arrives to claim them and control all of the Universe.

star 8.14
166 votes
Directors: Phil Pignotti
Writers: Eugene Son

#4 - Exodus

Season 1 - Episode 25

Tony's confidence is shaken after he inadvertently puts Falcon in harm's way. When the Cabal pulls the trigger on its final plan, Tony has to put aside his personal dilemma and be the leader he was born to be.

star 8.13
172 votes
The Arsenal

#5 - The Arsenal

Season 2 - Episode 1

When Red Skull comes crashing to Earth with a fleet of alien ships chasing him, the Avengers learn there's a villain in their midst a thousand times more dangerous than the Cabal ever was: Thanos! Earth's Mightiest Heroes are forced to face the fact they're big fish in a small pond -- and this new villain wants to conquer the entire ocean! Will the mightiest superheroes on Earth be able to stop the super-villain of the galaxy... before he succeeds in becoming all-powerful?

star 8.09
231 votes
Directors: Tim Eldred
Writers: Chris 'Doc' Wyatt, Kevin Burke
Thanos Rising

#6 - Thanos Rising

Season 2 - Episode 2

With the help of Arsenal, a robot created by Howard Stark for Tony, the Avengers must stop Thanos from gaining the Power Stone - an energy force so powerful that it could cause mass destruction.

star 8.05
235 votes
Directors: Phil Pignotti
Writers: Chris 'Doc' Wyatt, Kevin Burke
The Ultron Outbreak

#7 - The Ultron Outbreak

Season 2 - Episode 18

The divided Avengers reunite when Captain America and Iron Man learn to appreciate their differences while trying to save the world from ultimate destruction at the hands of Ultron!

star 8.01
147 votes
Directors: Phil Pignotti
Writers: Chris 'Doc' Wyatt, Kevin Burke
Thanos Triumphant

#8 - Thanos Triumphant

Season 2 - Episode 13

With the power and might of all five Infinity Stones finally in his gauntlet, Thanos plans to wield his power over the Universe while the Avengers must try and make a desperate final attempt to stop him - but will it be enough?

star 7.98
167 votes
Directors: Tim Eldred
Writers: Chris 'Doc' Wyatt, Kevin Burke

#9 - Savages

Season 1 - Episode 17

Tony becomes too reliant on his tech so Cap challenges him to go without it for one full day. The challenge is accepted but made far more complicated when Tony takes them to the Savage Land.

star 7.96
185 votes

#10 - Hyperion

Season 1 - Episode 7

Hyperion arrives to save the Earth but his methods become too extreme and the Avengers must stand up to him.

star 7.96
264 votes
Directors: Jeff Allen
The Age of Tony Stark

#11 - The Age of Tony Stark

Season 2 - Episode 7

When the Time Stone becomes attached to Tony's arc reactor, it causes him to de-age and brings dangers from other eras, including dinosaurs, into present-day New York City.

star 7.95
173 votes
Directors: Tim Eldred
Writers: Chris 'Doc' Wyatt, Kevin Burke
By the Numbers

#12 - By the Numbers

Season 1 - Episode 21

The Avengers and the Cabal have a huge confrontation that leaves the team forever changed. Tony also learns that "the stats" can't be trusted every time -- there's no substitute for human intuition.

star 7.95
167 votes
Avengers' Last Stand

#13 - Avengers' Last Stand

Season 2 - Episode 23

The Avengers are challenged by the fully formed and incredibly powerful Squadron Supreme for a battle that will end with only one team as the victors – but which team will prevail?

star 7.94
189 votes
Directors: Tim Eldred
Writers: Eugene Son
World War Hulk

#14 - World War Hulk

Season 3 - Episode 22

The Avengers must stop an out-of-control Red Hulk as he threatens to destroy an entire town.

star 7.93
233 votes
Directors: Tim Eldred
Writers: Jacob Semahn
Ghosts of the Past

#15 - Ghosts of the Past

Season 2 - Episode 4

Red Skull has information that could help the Avengers save the world from Thanos, but an intruder kidnaps Skull before they can retrieve it. Cap discovers that the trespasser is none other than his old partner Bucky Barnes, now the Winter Soldier, who's back and seeks revenge.

star 7.93
170 votes
Directors: Phil Pignotti
Writers: Todd Casey
Avengers World

#16 - Avengers World

Season 2 - Episode 26

When Thanos attacks Earth, planning to finally take over the planet by destroying the Avengers, the team discovers they are more than eight heroes - they are an ideal.

star 7.92
205 votes
Directors: Phil Pignotti
Writers: Chris 'Doc' Wyatt, Kevin Burke
The Ambassador

#17 - The Ambassador

Season 1 - Episode 19

The Avengers put their lives at risk to protect none other than Doctor Doom.

star 7.92
164 votes
Directors: Jeff Allen
Writers: Chris, Kevin Burke, Man of Action
All-Father's Day

#18 - All-Father's Day

Season 1 - Episode 20

Odin pays a visit to the Avengers Tower to demand that Thor stops his Earthly antics and returns home to Asgard. Thor and the rest of the Avengers must prove to Odin that they're true heroes on Midgard, if not, Thor must return to Asgard...forever!

star 7.91
184 votes
Civil War (4): Avengers Revolution

#19 - Civil War (4): Avengers Revolution

Season 3 - Episode 26

The Avengers, old and new, must find a way to free the Inhumans and the world from Ultron’s control. When Ultron takes control of Iron Man, Doctor Strange comes up with a plan that might result in Iron Man's sacrifice.

star 7.91
232 votes
Directors: Tim Eldred
Writers: Danielle Wolff
Guardians and Space Knights

#20 - Guardians and Space Knights

Season 1 - Episode 22

Iron Man comes face to face with Galactus who is determined to make Earth his next meal, but Galactus finds a new herald in Tony Stark when he's led to another planet... one that is under the protection of the Guardians of the Galaxy! Now the rest of the Avengers must team up with the Space Knights to stop Galactus from feasting and save Tony!

star 7.90
187 votes
Avengers Disassembled

#21 - Avengers Disassembled

Season 2 - Episode 15

With the Avengers divided and at odds, a newly resurfaced and even more powerful Ultron gains control of Avengers Tower and Iron Man's Hall of Armors leading to the destruction of the Avengers as we know them.

star 7.90
178 votes
Directors: Tim Eldred
Writers: Jacob Semahn
The New Guy

#22 - The New Guy

Season 2 - Episode 19

When Ant-Man joins the Avengers, Hawkeye resigns and trains his replacement on Monster Island, unaware that Red Skull is nearby planning to cloak himself using Dormammu's powers!

star 7.89
172 votes
Directors: Tim Eldred
Writers: Charlotte Fullerton, Kevin Rubio
Bring on the Bad Guys

#23 - Bring on the Bad Guys

Season 1 - Episode 16

The Avengers start to see how tough the Cabal is and how much strength they'll need to take it down.

star 7.89
175 votes
Secret Avengers

#24 - Secret Avengers

Season 2 - Episode 17

Captain America's team discovers working for S.H.I.E.L.D. isn’t everything they hoped for when they’re expected to unquestionably follow orders in a dangerous situation involving the Crimson Dynamo and The Winter Guard.

star 7.88
176 votes
Directors: Tim Eldred
Writers: Paul Giacoppo
Seeing Double

#25 - Seeing Double

Season 3 - Episode 14

Black Widow comes face-to-face with Yelena Belova, who in her determination to create the ultimate weapon turns Hulk into the Winter Hulk.

star 7.88
243 votes
Directors: Tim Eldred
Writers: Jacob Semahn