Sundering Archaic is a uncommon Creature — Avatar card from Secrets of Strixhaven (SOS), collector number 3. Current market price: $0.13 (foil $0.17), TCGplayer market prices via Scryfall.
Converge — When this creature enters, exile target nonland permanent an opponent controls with mana value less than or equal to the number of colors of mana spent to cast this creature. {2}: Put target card from a graveyard on the bottom of its owner's library.