KAIGA

English card reference
Cost: Darkness
At the end of your opponent's next turn, the Defending Pokémon is now Asleep.
Cost: Darkness, Darkness, Colorless
If the Defending Pokémon is Asleep, remove 4 damage counters from Darkrai.
It can lull people to sleep and make them dream. It is active during nights of the new moon.

Eevee