Cavern of Souls [Ultimate Masters]Set: Ultimate Masters 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.

Set: Commander 2015 Type: Artifact Rarity: Mythic Cost: {5} Creatures you control get +1/+1 and have flying and indestructible

Wayward Swordtooth can't attack or block unless you have the city's blessing

If the player doesn't

Set: Beta Edition Type: Sorcery Rarity: Uncommon Cost: {1}{G} Return target card from your graveyard to your hand

Set: Alpha Edition Type: Enchantment Rarity: Rare Cost: {1}{B} Black creatures get +1/+1

sacrifice a Plains instead

tap Carnophage unless you pay 1 life

"They're gone

Creatures you control have menace

Set: Fifth Edition Type: Sorcery Rarity: Rare Cost: {R} Each player shuffles the cards from their hand into their library

At the beginning of the upkeep of enchanted enchantment's controller

−7: Any number of target players each draw twenty cards