Ethersworn Sphinx is a uncommon Artifact Creature — Sphinx card from Modern Horizons 2 (MH2), collector number 364. Current market price: $0.31 (foil $0.36), TCGplayer market prices via Scryfall.
Affinity for artifacts (This spell costs {1} less to cast for each artifact you control.) Flying Cascade (When you cast this spell, exile cards from the top of your library until you exile a nonland card with lesser mana value. You may cast it without paying its mana cost. Put the exiled cards on the bottom in a random order.)