A new heroine named the Black Widow joins the team and shows the boys she can kick butt even better than them. But we soon learn she is really the shape-shifting Mystique, sent by Doom to infiltrate and get at the fractals. She nearly succeeds and leads the Squad into a Lethal Legion ambush. But Nick Fury may just have provided their ace in the hole… Screaming Mimi turns on the villains, revealing herself to be an undercover SHIELD agent named Songbird!

Supernatural wackiness is turning the city (and the Squad) upside-down. The Squad goes to the mysterious Dr. Strange for help, but Strange tricks them into battling the dread Dormammu. It seems a wayward fractal is stuck in the Eye of Agomotto – but can the heroes possibly free Dr. Strange from the fractal's influence, defeat Dormammu and rescue the city from an army of Mindless Ones, all at the same time?

"Fantastic Fortitude": Banner and She-Hulk go to New York hoping to find Reed Richards and ask for help in finding a cure for the Hulk. However, the Fantastic Four is on vacation, except for the Thing! And when the Ogress and the Leader's Gamma Warriors decide to attack the trio, it's sure to be clobberin' time!

"Mortal Bounds": Gargoyle releases a gamma virus on the citizens of Detroit, and Bruce Banner is the only one who can stop it from spreading. To make matters worse, Betty is infected with an extreme dosage of the virus! Bruce meets Doctor Donald Blake, who transforms into the mighty Thor. Together, they race to find a cure!

"Doomed": Bruce Banner travels to Washington D.C. to see his cousin, Jennifer Walters. The reunion is interrupted when Doctor Doom captures them, planning to use his mind control device on the Hulk. In the process, Jennifer is transfused with Bruce's blood and becomes the She-Hulk!

"Innocent Blood": Ghost Rider comes to town, and he's tracking the Hulk! Simultaneously, Talbot is also looking for the Hulk and uses an infectious blaster on him. Now, the only way to save Banner's life is to make the Hulk madder than he's ever been before!

"And the Wind Cries...Wendigo!": After hearing about the existence of a creature resembling the Hulk, Betty Ross goes out to find it. What she finds is not the Hulk, but the legendary Wendigo!

"Man to Man, Beast to Beast": Bruce Banner travels to Canada to find his old friend, Dr. Walter Lankowski and try to get rid of the Hulk once and for all. But when Bruce finds his friend, a terrible secret is revealed!

"Darkness and Light" Part 1: Betty Ross and Doc Samson finish a Nutrient Bath that will separate Bruce Banner from the Hulk permanently. Rick Jones seeks the help of the Outcasts and manage to smuggle the Hulk onto the Gamma Base for the procedure.

"Helping Hand, Iron Fist": Bruce Banner goes to Los Angeles to ask Tony Stark for help. Wanting to help his friend, Rick Jones follows Banner and finds himself in the middle of an earth-shattering battle between Iron Man and the Hulk. Will Iron Man and War Machine be able to cure Banner before Gabe Jones and his S.H.I.E.L.D. agents take down the Hulk?

Bruce befriends Mitch McCougthen who offers his help to find a cure for the gamma radiation responsible for turning Banner into the Hulk. But when their experiment goes wrong, McCoughten turns into Zzzax, a being of pure energy. Can the Hulk stop him before he destroys a dam?

"Darkness and Light" Part 2: Banner and the Hulk have been separated. Now suffering from amnesia and without Banner to control his rage, the Hulk goes on a murderous rampage. But things take an unusual turn when the Leader and Gargoyle capture the Hulk and transfer the Leader's intellect into the Hulk's body!

After escaping General Ross, the Hulk meets the Gamma Mutant Warriors and hides out at their base. While there, the Abomination kidnaps Banner and takes him to the Leader. Will Betty and Rick be able to save him before the Leader and Gargoyle find the key to his gamma mutation?

"Darkness and Light" Part 3: Bruce Banner is determined to stop the Hulk after they are separated. Equipped with exo-armor, he finds himself fighting the Hulk and realizes that neither of them can survive much longer separated. Faced with only one option left, Banner must find a way to reverse the Nutrient Bath and become one with the Hulk again!

In this first episode of the series, Bruce Banner attempts to cure himself of the Hulk but his experiment is shut down by General Ross and Major Talbot. They capture the Hulk and take him to the Gamma Base, where Banner recalls his origin. Suddenly, the Abomination arrives on the scene, sent by the Leader and Gargoyle to capture Banner, and it's up to the Hulk to stop him.

"Hulk of a Different Color": The Nutrient Bath experiment has turned Rick Jones into a new version of the Hulk and changed Bruce Banner into the Gray Hulk. After saving Thunderbolt Ross's life during a battle, Bruce Banner is instead charged with attempted murder! Luckily for Bruce, his cousin Jennifer Walters aka She-Hulk is one of the best lawyers in town!

The astonishing duo of Ant-Man and Wasp take you on a tour of the Big House, the world's smallest super villain prison.

Kang the Conqueror, the undisputed ruler of Earth in the 40th Century, has a problem. There is a disturbance in the time stream--his entire reality is being wiped from existence, and the entire disturbance has a single source: Captain America.

HYDRA's maniacal scheme to win World War II rages out of their control--and in the midst of the chaos, a chance for Captain America and Bucky to stop the Red Skull, once and for all!

It's the final episode! At a Mutant/Human Relations Summit, Henry Peter Gyrich attacks and severely injures Professor Xavier with an energy disruptor. Meanwhile Magneto makes final preparations to take over the world with his mutant army, but on the eve of the invasion Cyclops, Wolverine, and Jean Grey infiltrate Genosha to tell Magneto that Xavier is dying. Magneto halts his plants out of respect to his long-time friend and joins the X-Men as they say farewell to their beloved mentor.

News from the front! Witness the story of Steve Rogers, the man who would become Captain America!