Underground River Tweet Out of stock. $4.99 Wishlist View this product on the Buylist Details Color: Land Card Text: T Add 1 to your mana pool. T Add U or B to your mana pool. Underground River deals 1 damage to you. Rarity: R Card Type: Land Artist: Andrew Goldhawk Name: Underground River Finish: Regular Card Number: 350/350 Set Name: Seventh Edition