So close to being Banishark and yet so far.
BLVO-JP034 Kihoubou Duonigis (Yellow Gurnard Duonigis)
Level 3 WATER Sea Serpent Effect Monster
You can only use each of the 1st, 2nd, and 3rd effects of this card’s name once per turn.
(1) If this card is Special Summoned: You can banish cards from the top of your opponent’s Deck equal to the number of WATER monsters you currently control.
(2) You can target 1 Level 4 or lower WATER monster you control; increase its Level by its original Level.
(3) You can banish this card from your GY; make 1 WATER monster you control gain 100 ATK for each monster currently banished, until the end of this turn.
Note: the “houbou” part in this card’s name is a reference to the ‘spiny red gurnard’, a fish of the north-western Pacific.