Color Identity: G, U, R

Prerequisites

  1.  
    Gruul Turf
    Gruul Turf
    in hand.
  2.  
    Retreat to Coralhelm
    Retreat to Coralhelm
    and
    Skyshroud Ranger
    Skyshroud Ranger
    on the battlefield.
  3. Skyshroud Ranger
    Skyshroud Ranger
    does not have summoning sickness.

Steps

  1. Activate
    Skyshroud Ranger
    Skyshroud Ranger
    by tapping it, putting
    Gruul Turf
    Gruul Turf
    from your hand onto the battlefield.
  2. Gruul Turf
    Gruul Turf
    enters the battlefield, triggering itself and
    Retreat to Coralhelm
    Retreat to Coralhelm
    .
  3. Resolve the
    Gruul Turf
    Gruul Turf
    trigger, returning itself from the battlefield to your hand.
  4. Resolve the
    Retreat to Coralhelm
    Retreat to Coralhelm
    trigger, untapping
    Skyshroud Ranger
    Skyshroud Ranger
    .
  5. Repeat.

Results

  1. Infinite landfall triggers.

Metadata

  1. In 700 decks according to EDHREC.
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