S3·E21 Building the Perfect Weapon
Core
Aired November 13, 2016
Synopsis
Following Truman Marsh replacing Hulk with Red Hulk, the Avengers must stop Leader from building and unleashing his secret weapon.
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Frequently Asked Questions
When did Season 3 Episode 21 of Marvel's Avengers air?
Season 3, Episode 21 ('Building the Perfect Weapon') originally aired on November 13, 2016.
How long is Season 3 Episode 21 ('Building the Perfect Weapon')?
The episode follows the standard broadcast runtime for Marvel's Avengers.
What happens in Marvel's Avengers Season 3 Episode 21?
Following Truman Marsh replacing Hulk with Red Hulk, the Avengers must stop Leader from building and unleashing his secret weapon....