Zimone, Quandrix Prodigy + Retreat to Coralhelm + Nissa, Resurgent Animist + Boros Garrison

Zimone, Quandrix Prodigy

Retreat to Coralhelm

Nissa, Resurgent Animist

Boros Garrison

How it works

1. Activate Zimone's first ability by paying 1 and tapping it, putting Boros Garrison from your hand onto the battlefield.
2. When Boros Garrison enters the battlefield, it, Retreat to Coralhelm and Nissa trigger
3. Resolve the Nissa trigger, adding 1.
4. Resolve the Boros Garrison trigger from step 2, returning it from the battlefield to your hand.
5. Resolve the Retreat to Coralhelm trigger, untapping Zimone.
6. Repeat.