Retreat to Coralhelm + Cloudstone Curio + Murasa Rootgrazer

Prerequisites

• You have basic land card in hand.
• You control at least one basic land.
• Murasa Rootgrazer does not have summoning sickness.

Steps

1. 1Activate a basic land by tapping it, adding .
2. 2Activate Murasa Rootgrazer's first ability by tapping it, putting a basic land from your hand onto the battlefield.
3. 3The land enters the battlefield, triggering Retreat to Coralhelm and Cloudstone Curio.
4. 4Resolve the Retreat to Coralhelm trigger, untapping Murasa Rootgrazer.
5. 5Resolve the Cloudstone Curio trigger, returning any other basic land from the battlefield to your hand.
6. 6Repeat.

Effects

• Infinite landfall triggers
• Infinite mana basic lands you control can produce