Yellowjacket The Avengers: Earth's Mightiest Heroes : Season 2 Episode 18
TV-Y7 Disney XD 30m int(0)
Aired: September 9th, 2012 @ 10:00 AM EST on Disney XD
A mysterious explosion seemingly kills Hank in his college laboratory, but as the Avengers and their friends mourn the loss of their fallen comrade-in-arms, a fearless new vigilante - endowed with the same powers and technology as Ant-Man/Giant-Man and Wasp and calling himself "Yellowjacket" - begins taking out the members of the Serpent Society.