Kodama of the East Tree + Arid Archway + Sapling Nursery

Prerequisites

You are able to play a land this turn.

Steps

1. Play Arid Archway.
2. When Arid Archway enters the battlefield, it, Sapling Nursery, and Kodama of the East Tree trigger.
3. Resolve the Kodama of the East Tree trigger, choosing not to put anything from your hand onto the battlefield.
4. Resolve the Arid Archway trigger, returning it from the battlefield to your hand.
5. Resolve the Sapling Nursery trigger, creating a token.
6. When the token enters the battlefield, Kodama triggers, putting Arid Archway from your hand onto the battlefield.
7. When Arid Archway enters the battlefield, it and Sapling Nursery trigger.
8. Repeat from step 4.