Paths of the Dead - Cavern of Souls (Surge Foil Realms and Relics) [The Lord of the Rings: Tales of Middle-Earth Commander]

As Cavern of Souls enters the battlefield, choose a creature type.

{T}: Add {C}.

{T}: Add one mana of any color. Spend this mana only to cast a creature spell of the chosen type, and that spell can't be countered.