Retreat to Coralhelm + Walking Atlas + Izzet Boilerworks

Prerequisites

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Steps

1. 1Activate Walking Atlas by tapping it, putting Izzet Boilerworks from your hand onto the battlefield.
2. 2When Izzet Boilerworks enters the battlefield, it and Retreat to Coralhelm trigger.
3. 3Resolve the Izzet Boilerworks 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