Shadow

Shadow is a mascot in Harmony Crystal! Go Pretty Cure!!. He can turn into a Cure Cell to assist Tamara Strong's transformation into Cure Tempest. In the Japanese version, he is known as Takao (孝雄 Takao).

Appearance
As a pixie, he has a round blue face and an oval-shaped body, His ears, limbs, and his small tail is dark blue. As a Cure Cell, he is inside the screen of the phone, and the phone is colored dark blue with a pink PreCure Charm Slot.

The Arrival of Cure Tempest
Shadow first appears in The Arrival of Cure Tempest, by hitting Tamara Strong in the head. He takes her to Gruber, and helps her transform into Cure Tempest. Gruber summons a Chaos Creature, and Cure Tempest has to fight it. When the Chaos Creature is nearly defeated, Shadow helps her use her Pretty Cure Storm Shower attack to defeat it.

The Second Cure is Cure Flight!
He helps Tamara Strong transform into Cure Tempest.

Last Cure, Cure Nova!
When Tamara Strong gets to class and finds a sub, he and River speculate that there is dark energy coming from the sub. Shadow then helps Tamara transform into Cure Tempest when the sub reveals himself to be Guber.