Kodama of the East Tree + Arid Archway + Down in the Valley

Kodama of the East Tree

Arid Archway

Down in the Valley

How it works

1. Play Arid Archway.
2. When Arid Archway enters the battlefield, it, Down in the Valley, 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 Down in the Valley trigger, creating a token.
6. When the token enters the battlefield, Kodama of the East Tree triggers, putting Arid Archway from your hand onto the battlefield.
7. When Arid Archway enters the battlefield, it and Down in the Valley trigger.
8. Repeat from step 4.