Color Identity: B, G, U

Prerequisites

  1.  
    Dryad Arbor
    Dryad Arbor     in hand.
  2.  All other permanents on the battlefield.
  3. You are abile to play a land this turn.

Steps

  1. Play
    Dryad Arbor
    Dryad Arbor    .
  2. When
    Dryad Arbor
    Dryad Arbor     enters the battlefield,
    Retreat to Coralhelm
    Retreat to Coralhelm     triggers.
  3. Holding priority, activate
    Ashnod's Altar
    Ashnod's Altar     by sacrificing
    Dryad Arbor
    Dryad Arbor    , adding ({C} magic symbol)  ({C} magic symbol)  .
  4. When
    Dryad Arbor
    Dryad Arbor     dies,
    Mortuary
    Mortuary     triggers, putting
    Dryad Arbor
    Dryad Arbor     on top of your library from your graveyard.
  5. Resolve the
    Retreat to Coralhelm
    Retreat to Coralhelm     trigger from step 2, causing you to scry 1, ensuring to leave
    Dryad Arbor
    Dryad Arbor     on top of your library.
  6. Galadriel of Lothlórien
    Galadriel    's second ability triggers, causing you to reveal
    Dryad Arbor
    Dryad Arbor     from the top of your library, and put it onto the battlefield tapped.
  7. Repeat from step 2.

Results

  1. Infinite colorless mana.
  2. Infinite death triggers.
  3. Infinite ETB.
  4. Infinite landfall triggers.
  5. Infinite LTB.
  6. Infinite sacrifice triggers.

Metadata

  1. In 0 decks according to EDHREC.
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