Hydreigon - 010/015 - Promo - Holo Tweet Out of stock. Wishlist Details Ability: Ability - Tri Howl Once during your turn, you may look at the top 3 cards of your deck and attach any number of Energy cards you find there to your Pokemon in any way you like. Discard the other cards. Attack #1: [1DD] Dark Cutter (160) Card Number: 010/015 Card Type: Darkness Finish: Holo HP: 180 Name: Hydreigon Rarity: Promotional Retreat Cost: 3 Set: McDonald's Promos 2024 Stage: Stage 2 Weakness: Grass