Darkrai-EX from BW Black Star Promos (BW46) is a Promo Darkness card.
HP 180 • Illustrator: Toyste Beach
Abilities
Dark Cloak (Ability): Each of your Pokémon that has any Darkness Energy attached to it has no Retreat Cost.
Attacks
Night Spear (90): Does 30 damage to 1 of your opponent's Benched Pokémon. (Don't apply Weakness and Resistance for Benched Pokémon.)
Rules
Pokémon-EX rule: When a Pokémon-EX has been Knocked Out, your opponent takes 2 Prize cards.
Weaknesses: Fighting ×2 • Retreat cost: Colorless, Colorless
