how many cards can be in a yugioh deck CLASSIC Yu-Gi-Oh Decks Use MODERN Cards? Backstory of Yugioh TCG deck

Each pack contains 12 cards with different rarities , from Chief to Common, Uncommon, Rare, Super Rare, and Secret Rare

They are perfectly comfortable with the whims of fate swinging in either direction, be they helpful or hurtful

Then use Ho-Oh to accelerate Fire energy

Even if this proves to not be an issue with this Secret Lair, who's to say it won't be an issue the next time they try to do this with an external IP and that it wouldn't involve a card that both isn't legendary and is something that ends up being a four-of staple in numerous decks

It might not fit in the average cast-from-exile deck, but the ones that support it will go off like fireworks