Zimone, Quandrix Prodigy + Retreat to Coralhelm + Lotus Cobra + Boros Garrison

Zimone, Quandrix Prodigy

Retreat to Coralhelm

Lotus Cobra

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 Lotus Cobra trigger
3. Resolve the Lotus Cobra 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.