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Marvel's Avengers
Season 3 · Episode 21
Building the Perfect Weapon
4.022mNovember 13, 2016
Following Truman Marsh replacing Hulk with Red Hulk, the Avengers must stop Leader from building and unleashing his secret weapon.
Episodes
- Episode 1Adapting to Change
- Episode 2The Ultimates
- Episode 3Saving Captain Rogers
- Episode 4Under Siege
- Episode 5The Thunderbolts
- Episode 6Thunderbolts Revealed
- Episode 7Into the Dark Dimension
- Episode 8Dehulked
- Episode 9Inhumans Among Us
- Episode 10The Inhuman Condition
- Episode 11The Kids Are Alright
- Episode 12The Conqueror
- Episode 13Into The Future
- Episode 14Seeing Double
- Episode 15A Friend in Need
- Episode 16Captain Marvel
- Episode 17Panther's Rage
- Episode 18Ant-Man Makes It Big
- Episode 19The House of Zemo
- Episode 20U-Foes
- Episode 21Building the Perfect Weapon
- Episode 22World War Hulk
- Episode 23Civil War (1): The Fall of Attilan
- Episode 24Civil War (2): The Mighty Avengers
- Episode 25Civil War (3): The Drums of War
- Episode 26Civil War (4): Avengers Revolution