This card can be used as a substitute for any 1 Fusion Material whose name is specifically listed on the Fusion Monster Card, but the other Fusion Material(s) must be correct. You can discard this card to the Graveyard; add 1 "Polymerization" from your Deck to your hand.
![King of the Swamp [FUEN-EN040] Super Rare](http://www.dungeonsandjavas.com/cdn/shop/products/1a97086e-e4ee-5066-8b5a-a8f51690a696.png?v=1682547081&width=1445)
