Temur Battlecrier is a rare Creature — Orc Ranger card from Tarkir: Dragonstorm Promos (PTDM), collector number 228p. Current market price: $1.84 (foil $1.40), TCGplayer market prices via Scryfall.
During your turn, spells you cast cost {1} less to cast for each creature you control with power 4 or greater.