Kodama of the East Tree, Boros Garrison, and The Necrobloom

Prerequisites

• Kodama of the East Tree on the battlefield
• Boros Garrison in hand
• The Necrobloom on the battlefield
• You are able to play a land this turn

Steps

1. Play Boros Garrison
2. When Boros Garrison enters the battlefield, it, The Necrobloom, 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 Boros Garrison trigger, returning it from the battlefield to your hand
5. Resolve the The Necrobloom trigger, creating a token
6. When the token enters the battlefield, Kodama triggers, putting Boros Garrison from your hand onto the battlefield
7. When Boros Garrison enters the battlefield, it and The Necrobloom trigger
8. Repeat from step 4

Results

• Infinite ETB
• Infinite creature tokens
• Infinite landfall triggers