Description, catalog fields, rules text, and how it plays—in one place.
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Mega Evolution rule: When 1 of your Pokémon becomes a Mega Evolution Pokémon, your turn ends. Pokémon-EX rule: When a Pokémon-EX has been Knocked Out, your opponent takes 2 Prize cards.
Abilities, attacks, weakness & resistance
If there is any Stadium card in play, this attack does 50 more damage, and this attack's damage isn't affected by Resistance or any effects on your opponent's Active Pokémon.
Other cards from BREAKthrough
Mewtwo-EX (Holofoil)
Mewtwo-EX (Holofoil)
Giovanni's Scheme (Holofoil)
Brigette (Holofoil)
M Mewtwo-EX (Holofoil)
Mewtwo-EX (Holofoil)
Mewtwo-EX (Holofoil)
M Glalie-EX (Holofoil)
Glalie-EX (Holofoil)
M Houndoom-EX (Holofoil)
Houndoom-EX (Holofoil)
Rainbow Energy (Reverse Holofoil)
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M Mewtwo-EX (xy8-159-Holofoil, 159/162) is a Psychic MEGA Pokémon-EX from the BREAKthrough expansion. Its Vanishing Strike attack deals 150 damage and gains additional damage and immunity-to-resistance effects when any Stadium card is in play. Mewtwo is a genetically engineered Legendary Pokémon often depicted as a powerful Psychic-type antagonist.
Catalog pricing data as of 12 Apr 2026, 18:31