Zendikar Resurgent is a rare Enchantment card from Oath of the Gatewatch (OGW), collector number 147. Current market price: $2.60 (foil $5.20), TCGplayer market prices via Scryfall.
Whenever you tap a land for mana, add one mana of any type that land produced. (The types of mana are white, blue, black, red, green, and colorless.) Whenever you cast a creature spell, draw a card.