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Season 1 - Nov. 26, 2010
Season 2 - Apr. 28, 2012
Season 3 - Jan. 04, 2019
Season 4 - Oct. 16, 2021

Young Justice Season 1 Episode 2
HD
Overview:
The sidekicks find a clone of Superman known as Superboy. They free him from Cadmus’ control, while battling Blockbuster.