Red Skull comes crashing to Earth with alien ships chasing him. The Avengers learn there's a villain in their midst a thousand times more dangerous than the Cabal ever was!
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.
Loki tricks Hulk and Thor into travelling to Valhalla to find out who is the strongest. Hulk and Thor must use their brains over their brawn in order to make it back to Earth.
Red Skull has information that could help the Avengers save the world from Thanos, but the Winter Soldier gets to him before the Avengers can.
Hawkeye discovers that his spy skills have become rusty. Black Widow and Hawkeye try to stop Attuma's battalion from destroying Atlantis.
When a mysterious new villain uses the individualized counter measures Falcon created when he was at S.H.I.E.L.D. to take out the Avengers one by one, he must figure out a way to save his team.
The Time Stone becomes attached to Tony Stark's arc reactor causing him to reverse age into a kid. The Time Stone also pulls in dinosaurs and other dangers into present day NYC!
Tony believes the Avengers have reached the pinnacle of perfection, but when M.O.D.O.K. uses the Mind Stone to assume control of S.H.I.E.L.D., the team is put to the test as they are forced to swap minds.
In an alternate reality created by the Reality Stone, the Avengers discover that they are the villains and the Squadron Supreme are the heroes!
Thor and the Avengers return to Asgard to battle Loki and prevent the Earth and Asgard from crashing into one another as part of Loki's plan to escape.
Stranded in a dangerous realm where his tech doesn't work, Falcon must prove to himself and Hawkeye that he is still a hero, even without all his technology.
Thor and Widow plan to rid the Earth of the Infinity Stones before Thanos arrives to claim them and control all of the Universe.
The Avengers try a desperate final attempt to stop Thanos after he collects all five of the Infinity Stones, planning to wield his power over the Universe.
Iron Man and Captain America try to rebuild their relationship, until Cap discovers Iron Man's hiding dangerous information about an artificial intelligence unit named Ultron.
An even more powerful Ultron resurfaces and takes control of Avengers Tower and Iron Man's Hall of Armors, leading to the destruction of the Avengers as we know them.
With the team divided and the Avengers Tower wiped out, Tony seeks help from Ant-Man. Learning he's busy fighting MODOK, Tony's team joins Ant-Man to stop the Pym Particle thief.
The 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!
Working for S.H.I.E.L.D. isn't everything Captain America's team had hoped when they're expected to unquestionably follow orders involving the Crimson Dynamo and The Winter Guard.
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!.
The Squadron Supreme's fastest member, Speed Demon, is on the loose and wreaking havoc throughout Avengers Tower. Hulk must save the day by fighting the high velocity villain!
New Avenger, Ant-Man, begins to atone by bringing his former allies to justice. His quest for redemption leads the team to an epic battle with Squadron Supreme's Dr. Spectrum.
Thor is convinced that Zarda wants to defect from Squadron Supreme, but Hulk knows better and must protect Thor from Zarda's duplicitous ways.
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 victor.
Unbeknownst to the Squadron and the rest of the world, the Avengers are in hiding and working on a plan to save the planet and stop the Squadron Supreme once and for all!
When an alien race begs the Avengers to save them from mysterious invaders, the team discovers Thanos is plundering the planet. Meanwhile, Tony seeks new challenges for the team.
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.