CORI-JP024 Magical King of the Swamp
WATER Spellcaster/Effect
Level 3 500/1100
You can only use the effect of this card’s name once per turn.
(1) If this card is in your hand: You can reveal 1 Fusion Monster in your Extra Deck, and if you do, banish 1 material mentioned on it from your Deck, then Special Summon this card, and if it is used as Fusion Material this turn, its name can be treated as the banished monster’s.

Source.