Conjuro
Busca en tu biblioteca hasta X cartas de criatura con nombres diferentes que tengan un coste de maná convertido de X cada una, muéstralas, ponlas en tu mano y luego baraja tu biblioteca.
If you cast Uncage the Menagerie with X as 0, you’ll search your library and shuffle it, but you won’t be able to find any cards.
For cards in your library with
in their mana costs, X is considered to be 0.