Springheart Nantuko, Dryad Arbor, Dynaheir, Invoker Adept, and Mirari's Wake

Prerequisites

• Springheart Nantuko on the battlefield
• Dryad Arbor on the battlefield
• Dynaheir, Invoker Adept on the battlefield
• Mirari's Wake on the battlefield
• available

Steps

1. Play a land
2. When the land enters, Springheart Nantuko triggers, causing you to pay to create a token copy of Dryad Arbor
3. When the Dryad Arbor token enters, Springheart Nantuko triggers
4. Holding priority, activate the Dryad Arbor token by tapping it, adding
5. Mirari's Wake triggers, adding
6. Resolve the Springheart Nantuko trigger, causing you to pay to create a token copy of Dryad Arbor
7. Repeat from step 2

Results

• Infinite ETB
• Infinite tapped creature tokens
• Infinite landfall triggers
• Infinite tapped Forest tokens