26 episodesFirst aired 13 March 2016
In season 3, Ultron returns after his apparent demise and seeks revenge on the Avengers. The Avengers must defeat him as well as new threats like Baron Zemo's Masters of Evil and Kang the Conqueror. Vision, Black Panther, Captain Marvel, Ms. Marvel, and the Inhumans are also introduced.
E1Mar 201622m
The Avengers learn what it's like to work as a team again as they battle a new and improved Super Adaptoid that was developed by A.I.M.'s Scientist Supreme.
E2Mar 201622m
Ultron is back and plans to replace humanity with robots known as Ultimates.
E3Mar 201622m
Captain America battles to rescue Winter Soldier who has been captured by Baron Zemo.
E4Apr 201622m
Hawkeye must defend the Avengers Tower from Baron Zemo who has taken the Masters of Evil members Beetle, Fixer, Goliath, Moonstone, and Screaming Mimi under his leadership.
E5Apr 201622m
The Avengers fight to stop Justin Hammer’s new weapons factories, but are both helped and hindered by a mysterious new team of heroes known as the Thunderbolts.
E6Apr 201622m
When the Avengers discover that the Thunderbolts are actually the Masters of Evil, they must decide whether they can trust the villainous team to turn on their leader, Baron Zemo.
E7Apr 201622m
Dr. Strange needs the Avengers' help when Dormammu steals the Eye of Agamotto.
E8May 201622m
Hulk is drained of his gamma radiation and stuck as Bruce Banner.
E9Jul 201622m
When townspeople transform into primitive creatures, the Avengers attempt to help them by putting themselves into conflict with the Inhumans.
E10Jul 201622m
The Avengers must team up with the Inhumans to stop their old foe, Ultron, who plans to unleash a dangerous weapon upon Earth.
E11Aug 201622m
Captain America and Iron Man must partner with new and young Inhumans - Inferno and Ms. Marvel - to stop another Inhuman, The Ghost, from stealing Friday.
E12Aug 201622m
The Avengers try to stop AIM from stealing high-tech weapons from the future, which attracts the attention of the 30th Century warlord - Kang the Conqueror!
E13Aug 201622m
With the exception of Thor, the Avengers become trapped in the 30th century and must beat Kang the Conqueror to find their way back to their own time.
E14Aug 201622m
Black Widow comes face-to-face with Yelena Belova, who in her determination to create the ultimate weapon turns Hulk into the Winter Hulk.
E15Sept 201622m
Thor teaches the Vision the value of friendship by taking him to Asgard where together they must fight an Ultron-controlled Destroyer.
E16Sept 201622m
The Avengers join Captain Marvel in a fight to stop a powerful sentient spaceship from destroying Earth.
E17Sept 201622m
Speaking before The General Assembly of The United Nations, Black Panther is targeted by Crossbones... and has issue with Captain America's possession of vibranium!
E18Oct 201622m
On the set of a superhero motion picture, the Avengers team up with Ant-Man to stop the madman Egghead from destroying Los Angeles.
E19Oct 201622m
Baron Zemo returns to target the Avengers alongside his father, whom he's brought back from the 1940s.
E20Nov 201622m
The President has signed the New Powers Act in response to the Terrigen Fog creating new Inhumans and Truman Marsh is assigned to be the Avengers liaison to the government. Meanwhile, scientists backed by HYDRA enter a gamma storm with a stolen spaceship and are transformed into the U-Foes where they plan to take over HYDRA when Baron Strucker hasn't returned.
E21Nov 201622m
Following Truman Marsh replacing Hulk with Red Hulk, the Avengers must stop Leader from building and unleashing his secret weapon.
E22Nov 201622m
The Avengers must stop an out-of-control Red Hulk as he threatens to destroy an entire town.
E23May 201722m
The Avengers must stop Maximus from wreaking havoc in Attilan and causing its citizens to lose control of their powers.
E24May 201722m
With the Avengers disbanded, a new team - the Mighty Avengers - steps in to take their place.
E25May 201722m
When the Inhumans are mind-controlled into attacking innocent humans, the Avengers must find a way to override their control and end the war.
E26May 201722m
The Avengers, old and new, must find a way to free the Inhumans and the world from Ultron's control.
