Mewtwo GX Printing:Holofoil This attack does 40 damage

This attack does 40 damage for each of your Pokémon in play that has the Round attack

this Pokémon's Meteor Mash attack does 60 more damage (before applying Weakness and Resistance)

you'll find:

Card Text: Ability — Fusion Strike System

Mewtwo GX Printing:Holofoil This attack does 40 damageSet: Hidden Fates Rarity: Ultra Rare Condition: Near Mint Language: English Card Number: 31 68 Rarity: Ultra Rare Card Type: Psychic HP: 180 Stage: Basic Attack 1: [1PP] Super Psy Bolt (110) Attack 2: [1PP] Psycrush GX (120) Discard all Energy from your opponent's Active Pokmon. (You can't use more than 1 GX attack in a game.) Weakness: Px2 Retreat Cost: 2