
Description, catalog fields, rules text, and how it plays—in one place.
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◇ (Prism Star) Rule: You can't have more than 1 ◇ card with the same name in your deck. If a ◇ card would go to the discard pile, put it in the Lost Zone instead.
It can lull people to sleep and make them dream. It is active during nights of the new moon.
Abilities, attacks, weakness & resistance
When you play this Pokémon from your hand onto your Bench during your turn, you may attach 2 Darkness Energy cards from your hand to it.
Your opponent's Active Pokémon is now Asleep. Your opponent flips 2 coins instead of 1 between turns. If either of them is tails, that Pokémon is still Asleep.
Other cards from Ultra Prism

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Lunala-GX (Holofoil)

Unit Energy LightningPsychicMetal (Holofoil)

Unit Energy GrassFireWater (Holofoil)

Peeking Red Card (Holofoil)

Missing Clover (Holofoil)

Escape Board (Holofoil)

Crushing Hammer (Holofoil)

Palkia-GX (Holofoil)

Dialga-GX (Holofoil)

Dusk Mane Necrozma-GX (Holofoil)

Celesteela-GX (Holofoil)
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Darkrai ◇ (sm5-77-Holofoil) is a Darkness Basic Prism Star Pokémon from the Ultra Prism expansion. Its Nightmare Star Ability lets you attach two Darkness Energy cards from your hand to it when you play it onto your Bench. Its Abyssal Sleep attack deals 120 damage and can put the opponent's Active Pokémon to Sleep while requiring two coin flips between turns to determine whether it remains Asleep.
Catalog pricing data as of 14 Apr 2026, 18:08