Cavern of Souls (269) - The Lost Caverns of Ixalan Promos Number_1064 Set: Phyrexia: All Will Be

Set: Phyrexia: All Will Be One Prerelease Promos Type: Artifact Rarity: Rare Cost: {2}{G}{G} You may play lands from your graveyard

−3: Return up to two target land cards from your graveyard to the battlefield

Each creature you tap while casting this

Akoum Expeditionary House

if you prefer

Cavern of Souls (269) - The Lost Caverns of Ixalan Promos Number_1064 Set: Phyrexia: All Will BeSet: The Lost Caverns of Ixalan Promos 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.