Jeskai Ascendancy is a rare Enchantment card from Khans of Tarkir (KTK), collector number 180. Current market price: $2.44 (foil $4.76), TCGplayer market prices via Scryfall.
Whenever you cast a noncreature spell, creatures you control get +1/+1 until end of turn. Untap those creatures. Whenever you cast a noncreature spell, you may draw a card. If you do, discard a card.