[REQUIREMENT] During your Main Phase in which this card was Normal or Special Summoned, you can place 1 card from your hand on the bottom of the Deck to activate this.
[EFFECT] Choose 1 WATER Sea Serpent monster in your GY and add it to the hand. If you added “U.M.U. – Unidentified Mysterious Urchin” to the hand with this effect, this card also gains 1400 ATK until the end of the turn.