Tibalt's Trickery (Extended Art) [Kaldheim] Phyrexian Mutant Snake you may have this creature

you may have this creature become a copy of target creature

Set: Black & White: Noble Victories Type: Metal Rarity: Promo Retreat cost: Colorless

where X is the number of creatures you control

Set: Strixhaven: School of Mages Mystical Archive Type: Instant Rarity: Rare Cost: {W}{B} Exile target permanent with mana value 4 or greater

Tibalt's Trickery (Extended Art) [Kaldheim] Phyrexian Mutant Snake you may have this creatureSet: Kaldheim Type: Instant Rarity: Rare Cost: {1}{R} Counter target spell. Choose 1, 2, or 3 at random. Its controller mills that many cards, then exiles cards from the top of their library until they exile a nonland card with a different name than that spell. They may cast that card without paying its mana cost. Then they put the exiled cards on the bottom of their library in a random order.