Espeon GX (Secret) (152/149) [Sun & Moon: Base Set] Basic Metal Energy which has proven to be

which has proven to be quite formidable in competitive play

Mew & Mewtwo GX from the 2019 Sun & Moon Black Star Promo Expansion

or duel with these cards

LA-DC1 Derek Curiel

and Popplio

Espeon GX (Secret) (152/149) [Sun & Moon: Base Set] Basic Metal Energy which has proven to beCard Number Rarity: 152 Secret Rare Card Type HP Stage: Psychic 200 Stage 1 Attack 1: [1] Psybeam (30) Your opponent's Active Pokemon is now Confused. Attack 2: [2P] Psychic (60+) Does 30 more damage for eachEnergy attached to your opponent's Active Pokemon. Attack 3: [2P] Division GX Put 10 damage counters on your opponent's Pokemon in any way you like. (You can't use more than 1 GX attack in a game.) Weakness Resistance Retreat Cost: Px2 None 1