Color Identity: U

Prerequisites

  1.  All permanents on the battlefield.
  2. You have basic land card in hand.
  3. You control at least one basic land.
  4. Walking Atlas
    Walking Atlas     does not have summoning sickness.

Steps

  1. Activate a basic land by tapping it, adding ({1} magic symbol)  .
  2. Activate
    Walking Atlas
    Walking Atlas     by tapping it, putting a basic land from your hand onto the battlefield.
  3. The land enters the battlefield, triggering
    Retreat to Coralhelm
    Retreat to Coralhelm     and
    Cloudstone Curio
    Cloudstone Curio    .
  4. Resolve the
    Retreat to Coralhelm
    Retreat to Coralhelm     trigger, untapping
    Walking Atlas
    Walking Atlas    .
  5. Resolve the
    Cloudstone Curio
    Cloudstone Curio     trigger, returning any other basic land from the battlefield to your hand.
  6. Repeat.

Results

  1. Infinite landfall triggers.
  2. Infinite mana basic lands you control can produce.

Metadata

  1. In 209 decks according to EDHREC.
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