Kodama of the East Tree, Helm of the Host, and Guildless Commons

Prerequisites

• Kodama of the East Tree on the battlefield
• Helm of the Host on the battlefield
• Guildless Commons in hand
• Helm of the Host attached to Kodama of the East Tree
• Helm of the Host attached to Kodama of the East Tree

Steps

1. At the beginning of your combat phase, Helm of the Host triggers, creating a token copy of Kodama of the East Tree that isn't legendary
2. Play Guildless Commons
3. Kodama of the East Tree, the Kodama of the East Tree token, and Guildless Commons trigger
4. Resolve the Kodama of the East Tree token's trigger, choosing not to put anything from your hand onto the battlefield
5. Resolve the Guildless Commons trigger, returning it to your hand
6. Resolve the Kodama of the East Tree trigger, putting Guildless Commons onto the battlefield
7. The Kodama of the East Tree token and Guildless Commons trigger
8. Resolve the Guildless Commons trigger, returning it to your hand
9. Resolve the Kodama of the East Tree token's trigger, putting Guildless Commons onto the battlefield
10. Kodama of the East Tree and Guildless Commons trigger
11. Repeat from step 5
12. At the beginning of your combat phase, Helm of the Host triggers, creating a nonlegendary token copy of Kodama of the East Tree with haste
13. Play Guildless Commons
14. Both Kodama of the East Trees and Guildless Commons trigger
15. Resolve the token Kodama of the East Tree trigger, choosing not to put anything from your hand onto the battlefield
16. Resolve the Guildless Commons trigger, returning it to your hand from the battlefield
17. Resolve the nontoken Kodama of the East Tree trigger, putting Guildless Commons from your hand onto the battlefield
18. The token Kodama of the East Tree and Guildless Commons trigger
19. Resolve the Guildless Commons trigger, returning it to your hand from the battlefield
20. Resolve the token Kodama of the East Tree trigger, putting Guildless Commons from your hand onto the battlefield
21. The nontoken Kodama of the East Tree and Guildless Commons trigger
22. Repeat from step 5

Results

• Infinite landfall triggers