You can reveal this card and 1 Fiend monster in your hand; Special Summon 1 of them and discard the other. When a monster is destroyed by battle involving your Fiend monster, while this card is in your GY: You can add this card to your hand. You can only use each effect of "Zalamander Catalyzer" once per turn.
![Zalamander Catalyzer [MP23-EN216] Ultra Rare](http://www.dungeonsandjavas.com/cdn/shop/products/390431ee-8f58-517f-97e5-b69e2b5cbf4c_64481c1a-2817-4da1-bf97-72af1188264b.png?v=1696606485&width=1445)
