Dragonair (18/102) [Base Set Unlimited] Holofoil Does damage equal to half

Does damage equal to half the Defending Pokemon's remaining HP (rounded down to the nearest 10)

[Triple Strike]

Set: Nintendo Promos Type: Water Rarity: Promo Retreat cost: 1 [W] Bubble (10)

this attack does 30 damage and Electabuzz does 10 damage to itself

Set: Prerelease Promos Era: Special Rarity: Rare Game character: Beerus Color: Green Energy color cost: 3(G) Card type: Battle Power: 15000 Combo power: 5000 [Auto] When this card is placed in your Drop Area from your hand by a Battle Card's skill

Dragonair (18/102) [Base Set Unlimited] Holofoil Does damage equal to halfSet: Base Set Unlimited Type: Colorless Rarity: Rare Retreat cost: Colorless,Colorless