Sylveon ex

Magical Charm (Psychic, Colorless, Colorless) 160
During your opponent's next turn, attacks used by the Defending Pokémon do 100 less damage (before applying Weakness and Resistance).

Angelite (Water, Lightning, Psychic)
Choose 2 of your opponent's Benched Pokémon. Shuffle those Pokémon and all attached cards into your opponent's deck. If 1 of your Pokémon used Angelite during your last turn, this attack can't be used.

Pokémon ex rule: When your Pokémon ex is Knocked Out, your opponent takes 2 Prize cards.

Tera: As long as this Pokémon is on your Bench, prevent all damage done to this Pokémon by attacks (both yours and your opponent's).

Weakness: Metal ×2 · Resistance: none · Retreat: 2