Color Identity: W, U

Prerequisites

  1.  
    Oblivion Ring
    Oblivion Ring     and
    Altar of the Brood
    Altar of the Brood     on the battlefield.
  2.  
    Clever Impersonator
    Clever Impersonator     and
    Copy Enchantment
    Copy Enchantment     in hand.
  3. ({4} magic symbol)  ({U} magic symbol)  ({U} magic symbol)  ({U} magic symbol)   available.

Steps

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

Results

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

Metadata

  1. In 12 decks according to EDHREC.
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