Cacophony Unleashed CMM/730

Set: Commander Masters
Collector Code: CMM/730
Name: Cacophony Unleashed
Type: Enchantment
Oracle text: When this enchantment enters, if you cast it, destroy all nonenchantment creatures. Whenever this enchantment or another enchantment you control enters, until end of turn, this enchantment becomes a legendary 6/6 Nightmare God creature with menace and deathtouch. It's still an enchantment.
Rarity: Rare