Cavern of Souls [Modern Masters 2017] ARC173-R Set: Limited Edition Beta Type:

Set: Limited Edition Beta Type: Artifact Rarity: Rare Cost: {0} {T}: Add {B}

tap enchanted creature

Set: Arcane Rising Edition: 1st Edition Finish: Rainbow Foil Type: Action Subtype: Attack Rarity: Super Rare Class: Runeblade Cost: 9 Power: 9 Ninth Blade of the Blood Oath costs [1 Resource] less to play for each Runechant you control

Maro-Sorcerer's power and toughness are each equal to the total number of cards in all players' hands

Cavern of Souls [Modern Masters 2017] ARC173-R Set: Limited Edition Beta Type:Set: Modern Masters 2017 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.