Crown of Doom [Commander 2014] Planar Chaos Your opponents can't cast spells

Your opponents can't cast spells with the same name as a card exiled with Circu

Set: Kaladesh Prerelease Promos Type: Enchantment Rarity: Mythic Cost: {3}{U}{U} Whenever you cast an instant or sorcery spell

When a creature put onto the battlefield with this scheme dies

cast it without paying its mana cost

Whether mechanical or biological

Crown of Doom [Commander 2014] Planar Chaos Your opponents can't cast spellsSet: Commander 2014 Type: Artifact Rarity: Rare Cost: {3} Whenever a creature attacks you or a planeswalker you control, it gets +2 +0 until end of turn. {2}: Target player other than Crown of Doom's owner gains control of it. Activate only during your turn. Every head it rests upon winds up severed.