Color Identity: G, W, U

Prerequisites

  1.  All permanents on the battlefield.
  2. You control at least one basic land.
  3. Murasa Rootgrazer
    Murasa Rootgrazer     does not have summoning sickness.

Steps

  1. Activate a basic land you control by tapping it, adding at least ({1} magic symbol)  .
  2. Activate
    Trench Behemoth
    Trench Behemoth     by returning the basic land from the battlefield to your hand, untapping
    Trench Behemoth
    Trench Behemoth    .
  3. Activate
    Murasa Rootgrazer
    Murasa Rootgrazer    's first ability by tapping it, putting the basic land from your hand onto the battlefield.
  4. The land enters the battlefield, triggering
    Retreat to Coralhelm
    Retreat to Coralhelm    , untapping
    Murasa Rootgrazer
    Murasa Rootgrazer    .
  5. Repeat.

Results

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

Metadata

  1. In 19 decks according to EDHREC.
footer