Umbra Stalker, a foil card from the Magic: The Gathering Eventide set, features an Unknown rarity and holds a current market value of $2.04. As a creature card, it appeals to players and collectors alike, particularly those focused on the unique mechanics of the Lorwyn block. The demand for foil versions often fluctuates, impacting its value in the secondary market, making it a noteworthy addition for collectors seeking cards from this set.