With Evil Me forever helping her train fight and feed, making her more and more stronger and smarter, My Dimensions Evil Android 21 uses her new Energy Suppression Waves and My assistance to capture and freeze the Tournament of Power Participants (Including Majin Buu because I still wanted to see him fight in the tournament and he was chosen but replaced by Frieza) and she defeats and she eats them all. My Dimensions Evil Android 21 absorbs and digests them all and she declares herself the new Tournament of Power MVP.
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https://www.youtube.com/watch?v=mO2Rbu1Ak6I