Released in the spring, Ikoria: Lair of Behemoths introduced the ability for players to combine cards together to create monsters using the mutate keyword
Some craft cards are even more demanding, be it on the mana cost or in craft material requirements
Ninetales isn't just pretty, though
To make a closed system that will prevent getting dirt on cards, you have to put your collectibles into another layer of protection - this is the outer sleeve
"Blue Mountain Butterspy" serves as a "Kagetokage" for the theme, helping it to Xyz quickly into the needed Xyz Monster like "Photon Papilloperative" and "Photon Alexandra Queen"
Creature Artifact - Golem Color tag templates(None) Spark Double You may have this creature enter as a copy of a creature or planeswalker you control, except it enters with an additional +1/+1 counter on it if it's a creature, it enters with an additional loyalty counter on it if it's a planeswalker, and it isn't legendary