Cavern of Souls (0410b) (Borderless) [The Lost Caverns of Ixalan] European Land Program Set: Alpha Edition Type: Artifact

Set: Alpha Edition Type: Artifact Rarity: Rare Cost: {4} All Swamps are 1/1 black creatures that are still lands

Whenever you cast your second spell each t urn

Tails You Lose Type: Legendary Land Rarity: Rare {T}: Add {C}

Set: Journey into Nyx Type: Enchantment Rarity: Rare Cost: {3}{B}{B} Flash

Cavern of Souls (0410b) (Borderless) [The Lost Caverns of Ixalan] European Land Program Set: Alpha Edition Type: ArtifactSet: The Lost Caverns of Ixalan Type: Land Rarity: Mythic 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.