
SM Black Star Promos · #SM33
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Pokémon-GX rule: When your Pokémon-GX is Knocked Out, your opponent takes 2 Prize cards.
Abilities, attacks, weakness & resistance
When you play this Pokémon from your hand onto your Bench during your turn, you may move any number of Lightning Energy from your other Pokémon to this Pokémon. If you do, switch this Pokémon with your Active Pokémon.
This attack does 50 damage times the amount of Energy attached to all of your opponent's Pokémon. (You can't use more than 1 GX attack in a game.)
Other cards from SM Black Star Promos

Garchomp & Giratina-GX (Holofoil)

Pikachu & Zekrom-GX (Jumbo)

Pikachu & Zekrom-GX (Holofoil)

Reshiram & Charizard-GX (Jumbo)

Reshiram & Charizard-GX (Holofoil)

Sabrina & Brycen

Mismagius

Aipom

Regigigas (Holofoil)

Eevee-GX (Holofoil)

Umbreon & Darkrai-GX (Jumbo)

Umbreon & Darkrai-GX (Holofoil)
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Tapu Koko-GX (SM33) is a Lightning-type Basic Pokémon-GX promo from the SM Black Star Promos set with the Aero Trail Ability. Its Sky-High Claws attack deals 130 damage for three Energy, and Tapu Thunder-GX does 50× damage based on Energy attached to all of your opponent’s Pokémon as its GX attack. The Ability lets you move Lightning Energy onto it when played onto your Bench and then switch it into the Active spot, enabling explosive Energy-based plays.
Catalog pricing data as of 28 Apr 2026, 22:30