Kaijudo: Clash of the Duel Masters

The Unbearable Being of Lightness (1x22)

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Sasha, Channeler of Light returns to Earth upon being sent by the Light Civilization to study humans. While in a mortal disguise, Sasha is introduced to mean attitudes, cyber-bullies, and powerful emotions. All of this makes her question the humanity of humankind. At the same time, Alakshmi trains Carny to duel like her.