Hydreigon - SWSH037 - Prerelease Promo Tweet Details Set: SWSH Black Star Promo Card Number: SWSH037 Rarity: Promotional Retreat Cost: 3 Weakness: Grass HP: 160 Stage: Stage 2 Card Type: Darkness Name: Hydreigon Finish: Holo Attack #1: [DD][1] Pitch-Black Fangs (130) Ability: Ability - Dark SquallAs often as you like during your turn, you may attach a Darkness Energy card from your hand to 1 of your Pokemon.
