Retreat to Coralhelm + Gruul Turf + Walking Atlas

Prerequisites

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Steps

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

Effects

• Infinite landfall triggers