Color Identity: W, U

Prerequisites

  1.  
    Cosmic Intervention
    Cosmic Intervention     in exile.
  2.  
    Zethi, Arcane Blademaster
    Zethi     on the battlefield.
  3.  
    Walk the Aeons
    Walk the Aeons     in hand.
  4. Zethi, Arcane Blademaster
    Zethi     does not have summoning sickness.
    Cosmic Intervention
    Cosmic Intervention     in exile with a kick counter on it.
  5. You control at least three Islands.
  6. ({7} magic symbol)  ({W} magic symbol)  ({U} magic symbol)  ({U} magic symbol)   each turn available.

Steps

  1. Declare
    Zethi, Arcane Blademaster
    Zethi     as an attacker.
  2. Zethi, Arcane Blademaster
    Zethi    's last ability triggers, causing you to pay ({3} magic symbol)  ({W} magic symbol)   to cast a copy of
    Cosmic Intervention
    Cosmic Intervention    , creating a replacement effect that is active this turn.
  3. Move to your postcombat phase.
  4. Cast
    Walk the Aeons
    Walk the Aeons     with buyback by paying ({4} magic symbol)  ({U} magic symbol)  ({U} magic symbol)   and sacrificing three Islands, putting the Islands in exile instead of the graveyard and creating a delayed triggered ability due to
    Cosmic Intervention
    Cosmic Intervention    's replacement effect.
  5. Resolve
    Walk the Aeons
    Walk the Aeons    , causing you to take an extra turn after this one and returning
    Walk the Aeons
    Walk the Aeons     to your hand.
  6. At the beginning of your end step,
    Cosmic Intervention
    Cosmic Intervention    's delayed triggered ability triggers, returning the exiled Islands from exile to the battlefield.
  7. Repeat each turn.

Results

  1. Infinite turns.

Metadata

  1. In 30 decks according to EDHREC.
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