Color Identity: G, W, U

Prerequisites

  1.  
    Estrid, the Masked
    Estrid     and
    Sanctum of Eternity
    Sanctum of Eternity     on the battlefield.
  2. Estrid, the Masked
    Estrid     and
    Estrid, the Masked
    Estrid     has at least two loyalty counters.
  3. Enchanted permanents you control are able to tap for at least ({4} magic symbol)  ({W} magic symbol)  ({U} magic symbol)  ({G} magic symbol)  .
  4. ({5} magic symbol)  ({W} magic symbol)  ({U} magic symbol)  ({G} magic symbol)   available.

Steps

  1. Activate
    Estrid, the Masked
    Estrid    's second loyalty ability by removing one loyalty counter, creating a Mask Aura token and attaching it to
    Sanctum of Eternity
    Sanctum of Eternity    .
  2. Activate
    Sanctum of Eternity
    Sanctum of Eternity     by paying ({2} magic symbol)   and tapping it, returning
    Estrid, the Masked
    Estrid     to your hand.
  3. Activate all other enchanted permanents that can produce at least ({4} magic symbol)  ({W} magic symbol)  ({U} magic symbol)  ({G} magic symbol)  .
  4. Cast
    Estrid, the Masked
    Estrid     by paying ({1} magic symbol)  ({W} magic symbol)  ({U} magic symbol)  ({G} magic symbol)  .
  5. Activate
    Estrid, the Masked
    Estrid    's first loyalty ability by putting two loyalty counters on it, untapping all enchanted permanents you control.

Results

  1. Infinite colored mana.
  2. Infinite colorless mana.
  3. Infinite mana your enchanted permanents can produce.

Metadata

  1. In 233 decks according to EDHREC.
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