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Part two of the flashback episodes pick up where things left off - Young Kara experiences kryptonite for the first time, Nia and Brainy are trapped by invading aliens, and a young Cat Grant may be the reason Supergirl never gets out of the Phantom Zone.
First Air Date : Oct 26, 2015
Last Air date : Nov 09, 2021
Episode : 126 Episode
Season : 6 Season
Runtime: 42:14 minutes
Country: United States of America