Shortly after meeting Henry Pym with her father Vernon, Janet van Dyne finds him dead in his laboratory. She calls Pym to announce that her father has been killed, most likely by an alien. Seeing her determination to find the murderer, Pym reveals that he is Ant-Man and offers her to fight alongside with him as the Wasp. He gives her the power to shrink size and grow wings when she is wasp size. When the creature from Kosmos attacks the city, they engage on their first mission together. With the information provided by the ants, they are able to destroy the alien.
After a diamond and a necklace are stolen, the Wasp locates them but falls into a trap set by Egghead. Inspired by Ant-Man while he battles an ant-eater during her rescue, the Wasp discovers that she can use a pin as an offensive weapon. However Egghead runs away while they are rounding up his minions.
With the help of a swarm of local wasps, Ant-Man and the Wasp fight off aliens from A-Chiltar III who came to invade Earth, and neutralize their robot Cyclops who has been terrorizing the Greek islands.
Ant-Man and the Wasp intercept a message from the Teen Brigade asking for help to locate the Hulk so they fly to the Brigade's headquarters in the Southwest to assist. After meeting the teenagers, they join Iron Man and Thor in an effort to hunt down the green menace. When the others have located the Hulk and try to stop him, Thor arrives with Loki who confesses that he framed the Hulk for a train incident to set a trap for his foster brother. After they capture the God of Mischief, the four heroes and the Hulk decide to form a team and the Wasp proposes that they call themselves the Avengers.
Outmaneuvered by a new foe called the Human Top, Giant-Man realizes that his huge size can become a handicap. The Wasp helps her partner while he tries to improve his speed and reflexes, but as she feared, the villain eludes him again. Trying a different approach, they catch the Human Top by getting the authorities to fence all exit points in the neighborhood.
The Avengers discover the body of a man adrift in the sea and take him aboard their sub. The Wasp recognizes his costume as the one worn by the legendary Captain America. After waking up, Cap tells them what happened during the last minutes of his life twenty years ago. The Avengers are turned into statues in New York Harbor and brought back to normal by an alien captured by Captain America and Rick Jones. They agree to help the D'Bari recover his spaceship at the bottom of the ocean. After they resist an attack from Namor, Captain America accepts to join the Avengers.
To get his revenge on Giant-Man and his partner, the Porcupine captures the Wasp so she can lead him to their secret headquarters. When she arrives after her escape, Hank finally opens up and expresses how much he missed her.
Unaware that her partner is just about to present her an engagement ring, Janet tries to make him jealous by mentioning that an old friend may propose to her at a party she is going to. That night, she is captured by the Magician. After Giant-Man rescues her from the villain, she confesses that there can be nobody else than him.
Still on the trail of the Hulk, the Avengers find clues of his presence in New Mexico. But their former teammate is now in New York City and has defeated the Fantastic Four. They travel back home where they face the Hulk. Soon, the Fantastic Four have regrouped and join them in the fight, but since they never fought side-by-side, they only get in each other's way. Realizing this, they decide to collaborate and finally manage to defeat the Hulk who disappears into the Hudson River.
Baron Zemo assembles a team composed of the Black Knight, the Melter, the Radioactive Man and himself to battle their respective nemesis in the Avengers. But the heroes defeat the Masters of Evil by switching enemies to destabilize them. The villains are arrested but Baron Zemo manages to escape.
To help her fighting skills, Henry Pym gives the Wasp an air-gun worn at the wrist that emits powerful bursts of compressed air. Realizing that someone has tricked them to fight each other, Giant-Man and the Wasp join forces with Spider-Man to capture Egghead while he is robbing a bank.
After escaping from state prison, the Magician lures the Wasp to an exhibition of clothes inspired by her costume, but the heroine outsmarts the villain and captures him all by herself.
Learning that his old friend Lee Kearns has been captured by the Communists, Hank finally tells Janet about the death of his wife Maria and why he is always reluctant to get involved emotionally and unwilling to put her in danger.
The Pentagon ask the Avengers to deal with the threat of Kang the Conqueror who came from the future to claim Earth for himself. They attack Kang but he easily confines the male members of the team inside his ship. While Rick Jones and Teen Brigade free the Avengers, the Wasp goes back to the team's HQ to find a weapon with which Giant-Man destroys Kang's suit controlling his weapons. Defeated when Thor uses his hammer to hurl radiation back at him, the Conqueror is forced to flee in his ship.
The Avengers meet Wonder Man for the first time as he helps them fight the Masters of Evil. Then the Avengers discover this was a set up to lure them to South America where they all get captured by the villains. Ultimately, Wonder Man redeems himself and sacrifices his life when he saves the heroes from Zemo who is about to kill them.
1
After Hank angrily snaps at her, Janet decides to take a break from him. Flying south over the Atlantic, her plane is captured by Attuma and his Atlantean army. Using ants, she sends a cybernetic distress message to Giant-Man who then comes to her rescue and she realizes she could not really leave him anyway.
When Immortus captures Rick Jones, each Avenger must confront a legendary figure to free him. Before all his champions are defeated, Immortus leaves with Captain America. Meanwhile, the Masters of Evil attack the Avengers and gain the upper hand until Cap returns victorious with Rick. The Enchantress casts a spell to bring her team back to the moment before they met Immortus, so for anybody else, it is as if nothing ever happened.
Led by Thor's hammer which has detected evil impulses in the Balkans, the Avengers engage in a fight against the X-Men. Professor X explains that Earth would be in peril if their foe Lucifer was to be slain and convinces them that they will handle the situation.
Ant-Man tells the Wasp to wait for him while he meets the Fantastic Four in response to their call for help.
Ant-Man and the Wasp have to stop a trumpetist who has learned how to hypnotize people through his instrument and uses that ability to rob banks.
A man with a suit consisting of micro quills and calling himself the Porcupine starts robbing banks so Ant-Man and the Wasp decide to stop his crime spree.
Thanks to the new shrinking and growing capsules that Hank Pym has invented, Giant-Man and the Wasp are able to defeat the Living Eraser and bring back the scientists that were kidnapped.
The Avengers meet an alien invader called the Space Phantom who uses his ability to borrow the body of any mortal to put the Avengers against each other, paving the way for his people to invade the Earth. The threat is over when the alien trying to take the immortal Thor's body and ends up in limbo himself. The Hulk announces to them that he is leaving the team.
At a veteran's hospital, the Wasp tells the futuristic tale of a greedy man who got captured by a Wobbow.
Learning from their ants that Thor is rampaging through New York, Giant-Man and the Wasp take Iron Man with them to try to calm him down, but he just wants to be left alone.
Rick Jones informs the Avengers that he found the Hulk back in New Mexico. They confront him in the desert to reason with him but it turns in to a fight and the Hulk chooses to escape. Days after, he has found an ally in the Sub-Mariner and they challenge the Avengers to battle them at Gibraltar. When the Hulk apparently deserts in the middle of the fight, Namor plays it safe and swims away.
Giant-Man and the Wasp battle the Black Knight, an armored thief riding a winged horse. They engage in air combat, but the villain escapes.
The Wasp tells another futuristic tale to the children of an orphanage.
The Wasp tells Henry the tale of a conqueror who got defeated by the colossal statue he built to intimidate rebels.
Giant-Man and the Wasp are sent by Washington to Santa Rico where they overthrow the tyrant El Toro who won his elections by foul means.
The Wasp is babysitting the son of a friend and tells him a tale about the monarch of a prosperous people who loses their respect when he takes his ambitions a little too far.
Giant-Man and the Wasp recapture the Human Top who has broken out of jail.
To illustrate a point about reaching one's goal, the Wasp tells Henry the tale of greedy baron whose wish to make gold out of lead was fulfilled.
The Wasp tricks her partner into taking her to dinner by challenging him with a riddle he is unable to solve.
In New Mexico, the Avengers are attacked by the Lava Men who have been pushing an ever-growing rock outside of their subterranean domain. Thor learns that trying to make it explode would destroy both their races. When the Hulk suddenly appears and engages battle, the Avengers solve all their problems when Giant-Man and the Wasp trick him into smashing the rock at a vulnerable spot, causing it to implode.
The Wasp arrests her first villain all by herself.
After an Avengers meeting, Giant-Man and the Wasp leave to get something to eat.
Giant-Man and the Wasp test Pym's new cybernetic control of their size-changing by defeating the mighty Colossus in Africa.
The Wasp tries to get in touch with Iron Man so he can handle a new menace while the other Avengers are on another case, but she is told that he is on vacation.
While Iron Man is suspended from the Avengers and Cap is abroad hunting Baron Zemo, Giant-Man and the Wasp are attacked by Thor who has been put under a spell by the Enchantress. After Iron Man has put an end to the spell, the Avengers reassemble to defeat the new Masters of Evil whom Thor sends into a space warp.
Giant -Man and the Wasp seek the Hulk to convince him to rejoin the Avengers but unknown to them, the Human Top has tricked him into fighting them. The Wasp tries to stop a nuclear missile from reaching the deserted town in which Giant-Man and the Hulk are battling, but ultimately, the Hulk redirects the projectile towards another target to save them both.
Iron Man, Giant-Man and the Wasp offer their help to Thor who seems to fly to battle, but the Asgardian prefers to handle his personal matter by himself.
Tipped off by the ants, Giant-Man and the Wasp expose that the Chameleon has set Captain America and Iron Man against each other.
Giant-Man and the Wasp have caught a gang of criminals near the waterfront.
The Wasp and her fellows Avengers go to a charity event outside New York.
As the Avengers are about to investigate the sinking of entire city blocks into the ground, the Fantastic Four inform them that this is the Mole Man's doing so they prefer to handle the situation themselves.
The Wasp convinces Giant-Man to accept an invitation from a TV studio to have a show based on the duo's adventures but it turns out to be a trap. Giant-Man defeats Egghead who has pit an oversized animated store mannequin against them.
The Wasp is entrapped while trailing a thief who stole Giant-Man's identity to commit his crimes. A flying ant grabs the villain and the Wasp manages to escape and go home.
Learning that Hawkeye has invaded Stark's factory, Giant-Man and Wasp contact Iron Man to offer some help from the Avengers, but he declines it.
Giant-Man and the Wasp help the police catch and unmask a protection racket gangster called the Wrecker.
The Avengers vote a leave of absence for Iron Man who has been missing after the announcement of Tony Stark's death. Spider-Man offers to join the team, announcing that their armored comrade has been taken to Mexico by the Masters of Evil, but at the Temple of Tirod, the Avengers are ambushed by the webcrawler. As they free themselves, they understand that they were actually saved by the real Spider-Man who has disabled the robot replica of himself sent by Kang.
The Avengers make fun of Giant-Man who brought them a warning sent by his ants, but worldwide tremors make realize their mistake. After the Wasp confirms the threat by spying on the Mole Man's realm, they are attacked by his minions who are easily defeated. They dig their way to the villain's lair and find that he has associated himself with the Red Ghost. The team destroys the Mole Man's equipment and seals off the villains' access tunnels to the surface world.
The Avengers are attending a fake charity event at Count Nefaria's castle where they are put in stasis. As they leave, the confused Avengers are attacked by the US Armed Forces and have to retreat to their HQ where they learn that they supposedly threatened to take over the government. Suspecting that Nefaria is behind this, they go back to his castle where they free the Teen Brigade, defeat the Count and force a confession that clears their names. But during the fight, a stray bullet has hit the Wasp while she was protecting the teenagers.
The Avengers take the Wasp to the hospital where a doctor confirms that she is in a critical condition because the bullet has punctured her lungs. Only one surgeon can save her. The Avengers rescue Dr. Svenson from a race of aliens and his operation on Janet is successful.
Janet designs a new costume for Giant-Man.
Giant-Man and the Wasp defeat Madame Macabre who can change the size of non-living objects.
At an Avengers meeting, the Wasp secretly follows Rick Jones who is pulled into an aircraft by an attractor beam. Then she comes back to fight the Masters of Evil with the rest of her team. To avoid injuring citizens, Thor uses his hammer to teleport his teammates and the mortal villains in a neutral place where they easily capture them. A bit later, the Wasp suggests they all take a leave of absence to take some vacation and both Giant-Man and Iron Man agree. Before they leave, they decide to accept Hawkeye, Quicksilver and the Scarlet Witch as their replacement in the team.
Hank expresses his concern to Janet regarding his size-changing powers, so he upgrades her helmet so she will be able to communicate cybernetically with wasps. Then they are both attacked by an upgraded Human Top who now has the ability to fly and kidnaps the Wasp. Janet communicates with her wasp to lead Giant-Man to her location. She is thrown into a freezing chamber with Giant-Man who came to rescue her. But the hero has managed to regain his ability to shrink to ant size, which prevented him and the Wasp to get frozen. Then Giant-Man uses the Human Top's freezing chamber to capture him.
