Poseidon Wave
When an opponent's monster declares an attack: Target the attacking monster; negate the attack, and if you do, inflict 800 damage to your opponent for each face-up Fish, Sea Serpent, or Aqua-Type monster you control.
- Number: BP03-EN223
- Rarity: Common
- Attribute Monster Type/Card Type: /Normal Trap
- Level: 0
- A / D: 0 / 0
*Cards come in protective sleeves.
