the front side of Doppelgang
the back of a classic MtG card
the front side of Kairi, the Swirling Sky
the back of a classic MtG card

Color Identity: G, U

Initial Card State

  1.  Doppelgang in hand.
  2.  Kairi on the battlefield.

Notable Prerequisites

  1. There are four permanents on the battlefield that can collectively tap to produce at least ({2} magic symbol)  ({G} magic symbol)  ({U} magic symbol)  .

Mana Needed

  1. ({15} magic symbol)  ({G} magic symbol)  ({U} magic symbol)   available.

Steps

  1. Cast Doppelgang by paying ({15} magic symbol)  ({G} magic symbol)  ({U} magic symbol)  , creating five token copies of Kairi and of the four mana-producing permanents.
  2. Put all Kairi tokens into your graveyard due to the legend rule, triggering each token once.
  3. Resolve the first Kairi trigger, causing you to mill six cards and return Doppelgang from your graveyard to your hand.
  4. Resolve all remaining Kairi triggers, choosing either mode as desired.
  5. Activate seventeen of the mana-producing permanent tokens by tapping them, adding at least ({15} magic symbol)  ({G} magic symbol)  ({U} magic symbol)  .
  6. Repeat.

Notes

  1. Once you have infinite tokens and mana, you may instead target any other permanents using Doppelgang.

Results

  1. Infinite ETB.
  2. Infinite self-mill.
  3. Infinite storm count.
  4. Infinite creature tokens.
  5. Infinite magecraft triggers.
  6. Infinite landfall triggers.
  7. Infinite casts of instants and sorceries in your hand and graveyard.
  8. Infinite copies of any permanent on the battlefield.
  9. Infinite mana permanents can produce.
  10. Return all nonland cards from your graveyard to your hand.
  11. Put all nonland cards from your library into your hand.

Metadata

  1. In 143 decks according to EDHREC.
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