Horsea - 16/70 - Common - Reverse Holo Tweet Buy This Product Details Set: Dragon Majesty Card Number: 16/70 Rarity: Common Retreat Cost: 1 Weakness: Grass HP: 50 Stage: Basic Card Type: Water Name: Horsea Finish: Reverse Holo Attack #1: [1] Hydro Pump: 10+ damage. This attack does 10 more damage for each [W] Energy attached to this Pokemon.