35 "Nightmare in Red" May 30, 2012 (Australia)[25]
June 24, 2012 (United States)[26]
036[27]
A mysterious red-skinned Hulk attacks the S.H.I.E.L.D. Helicarrier, and the Avengers must now track down the Hulk while trying to figure out who this new red monster is.
Introducing characters: Red Hulk
36 "Prisoner of War" May 31, 2012 (Australia)[28]
035
After being a prisoner of the Skrulls for months, Captain America attempts to break free and team up with other prisoners, including some of his own enemies, but the only way to escape is to defeat the mighty Super-Skrull.
Introducing characters: Super-Skrull
37 "Infiltration" June 4, 2012 (Australia)[29]
037
The Skrull invasion has begun, and Wakanda is the first target. Ms. Marvel is the only one there to fight off these aliens, whose shape-shifting abilities make matters much worse for her.
38 "Secret Invasion" June 5, 2012 (Australia)[30]
038
The Skrulls have invaded the entire Earth, and Captain America, Iron Man, and Thor lead an attack on the aliens.
39 "Along Came a Spider..." June 6, 2012 (Australia)[31]
039
Captain America, still trying to earn back the trust of the public, teams up with the equally-mistrusted Spider-Man to fight the Serpent Society, whose members are trying to rescue Viper.
Introducing characters: Spider-Man
40 "Behold...The Vision" June 7, 2012 (Australia)[32]
040
Still trying to restore hope and order to the world after the Skrull invasion, Captain America travels to Wakanda with what's left of the Avengers to repair his shield, but a new foe arrives to take his shield.
Introducing characters: Vision
41 "Powerless" June 11, 2012 (Australia)[33]
041
The Enchantress offers Loki a chance to exact revenge on the Avengers for ruining his plan to conquer the nine realms, and the Avengers find themselves trying to learn how to fight villains without their superhuman abilities.
42 "Assault on 42" June 12, 2012 (Australia)[34]
042
When Captain America, Wasp and Ms. Marvel take Whirlwind to the prison in the Negative Zone known as 42, they find that a supervillain is attempting to break into the prison.
43 "Ultron Unlimited" June 13, 2012 (Australia)[35]
043
The Avengers are attacked by robotic versions of themselves as part of Ultron's plan to replace humanity. One by one, each team member is captured until Captain America stands alone against Ultron and his synthezoid Avengers.
