Prerequisites
- Clever Impersonator in hand
- Copy Enchantment in hand
- Oblivion Ring on the battlefield
- Altar of the Brood on the battlefield
- available
Steps
- Cast Copy Enchantment by paying
- Copy Enchantment enters the battlefield, triggering Altar of the Brood and itself
- Resolve the Altar of Brood trigger, causing each opponent to mill a card
- Resolve the Copy Enchantment's trigger, becoming a copy of Oblivion Ring and exiling Oblivion Ring
- Cast Clever Impersonator by paying
- Clever Impersonator enters the battlefield, triggering Altar of the Brood and itself
- Resolve the Altar of Brood trigger, causing each opponent to mill a card
- Resolve the Clever Impersonator's trigger, becoming a copy of Copy Enchantment and exiling Copy Enchantment
- Copy Enchantment leaves the battlefield, returning Oblivion Ring from exile to the battlefield
- Altar of the Brood and Oblivion Ring triggers
- Resolve the Altar of Brood trigger, causing each opponent to mill a card
- Resolve the Oblivion Ring's trigger, exiling Clever Impersonator
- Clever Impersonator leaves the battlefield, returning Copy enchantment from exile to the battlefield
- Repeat from step 2
Results
Required Cards 4
Clever Impersonator
Creature — Shapeshifter
Copy Enchantment
Enchantment