Alienizer Returns (アリエナイザー・リターンズ, Arienaizā Ritānzu) is the twenty-eighth episode of Tokusou Sentai Dekaranger.
The return of several deleted Alienizers forces Tetsu to track down Speckionian Genio, a prisoner Alienizer who murdered his parents, in order to find out who is behind this.
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The Mirror Portal That Appears is the same one that leads to the Mirror World in Kamen Rider Ryuki and Ventara in the US Adaption Dragon Knight.
Tokusou Sentai Dekaranger Volume 7 features episodes 25-28: Episode. 25: Witness Grandma, Episode. 26: Cool Passion, Episode. 27: Funky Prisoner and Episode. 28: Alienizer Returns.