Cavern of Souls (Expeditions) [Zendikar Rising Expeditions] DP17 "[King Mulu's cheetahs] came riding

"[King Mulu's cheetahs] came riding on the winds

Set: Kaladesh Inventions Type: Artifact Creature — Golem Rarity: Mythic Cost: {4} When Solemn Simulacrum enters the battlefield

Set: Portal Three Kingdoms Type: Legendary Creature — Human Soldier Warrior Rarity: Rare Cost: {4}{W}{W} Vigilance

Set: Summer Magic / Edgar Type: Artifact Creature — Thopter Rarity: Uncommon Cost: {0} Flying

Set: XY: Roaring Skies Type: Colorless Rarity: Ultra Rare Retreat cost: Colorless

Cavern of Souls (Expeditions) [Zendikar Rising Expeditions] DP17 "[King Mulu's cheetahs] came ridingSet: Zendikar Rising Expeditions 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.