Lunala

It is said to be a female evolution of Cosmog. When its third eye activates, away it flies to another world.

Ability — Shadow Shield: If this Pokémon has any Psychic Energy attached to it, it takes 20 less damage from attacks (after applying Weakness and Resistance).

Full Moon Ray (80+): This attack does 20 more damage times the amount of Energy attached to your opponent’s Active Pokémon.