Mana Vault [Fifth Edition] Standard Barrin is the teacher who

Barrin is the teacher who trained the young Ertai

In fire there is the spark of chaos and destruction

but you may put it on top of your library instead of into your graveyard

Set: Legends Type: World Enchantment Rarity: Rare Cost: {G} Players play with their hands revealed

" —The Underworld Cookbook

Mana Vault [Fifth Edition] Standard Barrin is the teacher whoSet: Fifth Edition Type: Artifact Rarity: Rare Cost: {1} Mana Vault doesn't untap during your untap step. At the beginning of your upkeep, you may pay {4}. If you do, untap Mana Vault. At the beginning of your draw step, if Mana Vault is tapped, it deals 1 damage to you. {T}: Add {C}{C}{C}.