Color Identity: G, W, U

Prerequisites

  1.  All permanents on the battlefield.
  2. You have a nonartifact creature card in hand that can be cast using two mana or less.

Steps

  1. Activate
    Chromatic Orrery
    Chromatic Orrery
    's first ability by tapping it, adding ({5} magic symbol)  .
  2. Cast a nonartifact creature card from your hand by paying at most ({2} magic symbol)  .
  3. When the creature enters the battlefield,
    Cloudstone Curio
    Cloudstone Curio
    triggers, returning
    Derevi, Empyrial Tactician
    Derevi
    from the battlefield to your hand.
  4. Cast
    Derevi, Empyrial Tactician
    Derevi
    by paying ({3} magic symbol)  .
  5. When
    Derevi, Empyrial Tactician
    Derevi
    enters the battlefield, it and
    Cloudstone Curio
    Cloudstone Curio
    trigger.
  6. Resolve the
    Cloudstone Curio
    Cloudstone Curio
    trigger, returning the creature cast in step 2 from the battlefield to your hand.
  7. Resolve the
    Derevi, Empyrial Tactician
    Derevi
    trigger, untapping
    Cloudstone Curio
    Cloudstone Curio
    .
  8. Repeat.

Notes

  1. If the creature can be cast using ({1} magic symbol)   or less, this combo nets infinite mana, and you may use
    Chromatic Orrery
    Chromatic Orrery
    's second ability instead, if desired.

Results

  1. Infinite LTB.
  2. Infinite ETB.
  3. Infinite colored mana.
  4. Infinite colorless mana.
  5. Infinite storm count.
  6. Infinite card draw.
  7. Infinite mana permanents you control can produce.
  8. Infinite untap of permanents you control.

Metadata

  1. In 18 decks according to EDHREC.
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