Kodama of the East Tree, Helm of the Host, and Boros Garrison

Prerequisites

• Kodama of the East Tree on the battlefield
• Helm of the Host on the battlefield
• Boros Garrison 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 Boros Garrison
3. Kodama of the East Tree, the Kodama of the East Tree token, and Boros Garrison 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 Boros Garrison trigger, returning it to your hand
6. Resolve the Kodama of the East Tree trigger, putting Boros Garrison onto the battlefield
7. The Kodama of the East Tree token and Boros Garrison trigger
8. Resolve the Boros Garrison trigger, returning it to your hand
9. Resolve the Kodama of the East Tree token's trigger, putting Boros Garrison onto the battlefield
10. Kodama of the East Tree and Boros Garrison 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 Boros Garrison
14. Both Kodama of the East Trees and Boros Garrison 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 Boros Garrison trigger, returning it to your hand from the battlefield
17. Resolve the nontoken Kodama of the East Tree trigger, putting Boros Garrison from your hand onto the battlefield
18. The token Kodama of the East Tree and Boros Garrison trigger
19. Resolve the Boros Garrison trigger, returning it to your hand from the battlefield
20. Resolve the token Kodama of the East Tree trigger, putting Boros Garrison from your hand onto the battlefield
21. The nontoken Kodama of the East Tree and Boros Garrison trigger
22. Repeat from step 5

Results

• Infinite landfall triggers