Karametra, God of Harvests + Retreat to Coralhelm + Shrieking Drake

GWU identity

Commander legal

The 3 combo pieces

What must be in place

You control a creature that can tap to produce at least {U}.

How to execute it

  1. Activate a mana-producing creature by tapping it, adding at least {U}.
  2. Cast Shrieking Drake by paying {U}.
  3. Karametra triggers, causing you to search your library for a Forest or Plains and put it onto the battlefield tapped.
  4. When the Forest or Plains enters the battlefield, Retreat to Coralhelm triggers, untapping the mana-producing creature.
  5. Shrieking Drake enters the battlefield, returning itself from the battlefield to your hand.
  6. Repeat.

What the combo produces