+Cavern, +of, +S (2)
As Cavern of Souls enters the battlefield, choose a creature type.
: Add .
: 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.
No more than two creatures can attack each combat.
No more than two creatures can block each combat.
Gatherer works better in the Companion app!
: Add 
.: 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.