
Description, catalog fields, rules text, and how it plays—in one place.
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This Pokémon is so famed for its intellect that a proverb still persists in some regions: "When in doubt, ask Slowking."
Abilities, attacks, weakness & resistance
Look at your opponent's hand and put a card you find there in the Lost Zone.
This attack does 20 more damage times the amount of Energy attached to your opponent's Active Pokémon.
Other cards from Lost Thunder

Wait and See Hammer (Holofoil)

Spell Tag (Holofoil)

Net Ball (Holofoil)

Lost Blender (Holofoil)

Electropower (Holofoil)

Custom Catcher (Holofoil)

Counter Gain (Holofoil)

Choice Helmet (Holofoil)

Adventure Bag (Holofoil)

Lugia-GX (Holofoil)

Mimikyu-GX (Holofoil)

Alolan Ninetales-GX (Holofoil)
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Slowking (sm8-55 Reverse Holofoil) is a Water-type Stage 1 Pokémon from the Lost Thunder set. Its Memory Melt attack lets you look at your opponent's hand and put a card you find there into the Lost Zone, while its Psychic attack deals increasing damage based on Energy attached to the opponent's Active Pokémon. The card has a ×2 Grass weakness and a two-colorless retreat cost, indicating its defensive tradeoffs in matches.
Catalog pricing data as of 25 Apr 2026, 03:49