the front side of Copy Enchantment
the back of a classic MtG card
the front side of Estrid's Invocation
the back of a classic MtG card
the front side of Oblivion Ring
the back of a classic MtG card
the front side of Altar of the Brood
the back of a classic MtG card

Color Identity: W, U

Initial Card State

  1.  Copy Enchantment and Estrid's Invocation in hand.
  2.  Oblivion Ring and Altar of the Brood on the battlefield.

Mana Needed

  1. ({4} magic symbol)  ({U} magic symbol)  ({U} magic symbol)   available.

Steps

  1. Cast Estrid's Invocation by paying ({2} magic symbol)  ({U} magic symbol)  .
  2. Estrid's Invocation enters the battlefield, triggering Altar of the Brood and itself.
  3. Resolve the Altar of Brood trigger, causing each opponent to mill a card.
  4. Resolve the Estrid's Invocation's trigger, becoming a copy of Oblivion Ring and exiling Oblivion Ring.
  5. Cast Copy Enchantment by paying ({2} magic symbol)  ({U} magic symbol)  ({U} magic symbol)  .
  6. Copy Enchantment enters the battlefield, triggering Altar of the Brood and itself.
  7. Resolve the Altar of Brood trigger, causing each opponent to mill a card.
  8. Resolve the Copy Enchantment's trigger, becoming a copy of Estrid's Invocation and exiling Estrid's Invocation.
  9. Estrid's Invocation leaves the battlefield, returning Oblivion Ring from exile to the battlefield.
  10. Altar of the Brood and Oblivion Ring triggers.
  11. Resolve the Altar of Brood trigger, causing each opponent to mill a card.
  12. Resolve the Oblivion Ring's trigger, exiling Copy Enchantment.
  13. Copy Enchantment leaves the battlefield, returning Estrid's Invocation from exile to the battlefield.
  14. Repeat from step 2.

Results

  1. Infinite ETB.
  2. Infinite LTB.
  3. Infinite mill.

Metadata

  1. In 16 decks according to EDHREC.
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