Burn with the power of the ocean.
RD/KP03-JP041 海竜王グランガノス Kairyu-Oh Granganoth (Sea Dragon King Granganoth)
Level 8 WATER Sea Serpent-Type Effect Monster
[Requirement] You can activate during the turn this card is Normal Summoned.
[Effect] Inflict 300 damage x [The number of Spell/Trap Cards your opponent controls] to your opponent.