Baral, Chief of Compliance [Aether Revolt Prerelease Promos] Azra Assassin Scholars say that arbiters exist

Scholars say that arbiters exist on every world

Of royal blood among the spirits of the air

Set: Alpha Edition Type: Instant Rarity: Rare Cost: {U} Target spell or permanent becomes blue

Set: Alpha Edition Type: Enchantment — Aura Rarity: Uncommon Cost: {W} Enchant creature

Baral, Chief of Compliance [Aether Revolt Prerelease Promos] Azra Assassin Scholars say that arbiters existSet: Aether Revolt Prerelease Promos Type: Legendary Creature Human Wizard Rarity: Rare Cost: {1}{U} Instant and sorcery spells you cast cost {1} less to cast. Whenever a spell or ability you control counters a spell, you may draw a card. If you do, discard a card. "The echo of silence is music to my ears."