Quandrix, the Proof SOS/218

Set: Secrets of Strixhaven
Collector Code: SOS/218
Name: Quandrix, the Proof
Type: Legendary Creature — Elder Dragon
Oracle text: Flying, trample Cascade (When you cast this spell, exile cards from the top of your library until you exile a nonland card that costs less. You may cast it without paying its mana cost. Put the exiled cards on the bottom in a random order.) Instant and sorcery spells you cast from your hand have cascade.
Rarity: Mythic