Cavern of Souls [Ultimate Masters] Dragon / And screams of horror

/ And screams of horror rend th' affrighted skies

Set: Portal Three Kingdoms Type: Creature — Rat Common Cost: {B} Swampwalk (This creature can't be blocked as long as defending player controls a Swamp

when the new leaves open from their ember-buds in a race of leaping flames

If you win the flip

Set: Limited Edition Alpha Type: Creature — Goblin Warrior Uncommon Cost: {R} {R}: Goblin Balloon Brigade gains flying until end of turn

Cavern of Souls [Ultimate Masters] Dragon / And screams of horrorSet: Ultimate Masters Type: Land Mythic Cost: 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.