Boros Garrison + Retreat to Coralhelm + Skyshroud Ranger

RGWU identity

Commander legal

The 3 combo pieces

• Boros Garrison
• Retreat to Coralhelm
• Skyshroud Ranger

How to execute it

1. Activate Skyshroud Ranger by tapping it, putting Boros Garrison from your hand onto the battlefield.
2. When Boros Garrison enters the battlefield, it and Retreat to Coralhelm trigger.
3. Resolve the Boros Garrison trigger, returning itself from the battlefield to your hand.
4. Resolve the Retreat to Coralhelm trigger, untapping Skyshroud Ranger.
5. Repeat.

What the combo produces

• Infinite landfall triggers