Retreat to Coralhelm + Simic Growth Chamber + PuPu UFO

Prerequisites

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Steps

1. 1Activate PuPu UFO by tapping it, putting Simic Growth Chamber from your hand onto the battlefield.
2. 2When Simic Growth Chamber enters the battlefield, it and Retreat to Coralhelm trigger.
3. 3Resolve the Simic Growth Chamber trigger, returning itself from the battlefield to your hand.
4. 4Resolve the Retreat to Coralhelm trigger, untapping PuPu UFO.
5. 5Repeat.

Effects

• Infinite landfall triggers