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Watch Smallville Season 8 Episode 21 online via TV Fanatic with over 2 options to watch the Smallville S8E21 full episode. Affiliates with free and paid streaming include Amazon and iTunes.
Tess gathers a team of meteor-infected mutants to track down Doomsday to give the location to Clark. When Tess learns that Clark is going to use black kryponite to trap Doomsday rather than kill him, she steals the crystal and destroys it.