Mana Vault [Fourth Edition (Foreign White Border)] DP51 Set: Theros Beyond Death Prerelease

Set: Theros Beyond Death Prerelease Promos Type: Legendary Enchantment Creature — God Rarity: Mythic Cost: {3}{G} Indestructible

Set: Guilds of Ravnica Prerelease Promos Type: Creature — Elf Druid Rarity: Rare Cost: {2}{G}{G} Whenever you cast a creature spell

so can hold up to 80 cards back-to-back (more if you put duplicates behind)

Overlord of Grixis

Mana Vault [Fourth Edition (Foreign White Border)] DP51 Set: Theros Beyond Death PrereleaseSet: Fourth Edition (Foreign White Border) Rarity: Rare Mana Vault does not untap during your untap phase. If it remains tapped during your upkeep, Mana Vault deals 1 damage to you. 4: Untap Mana Vault. Use this ability only during your upkeep. T: Add three colorless mana to your mana pool. Play these additions as interrupts.