Ensoul Artifact + Prototype Portal + Retreat to Coralhelm + Tree of Tales

GU identity

Commander legal

The 4 combo pieces

What must be in place

Ensoul Artifact attached to Prototype Portal.
Prototype Portal does not have summoning sickness.

How to execute it

  1. Activate Prototype Portal by tapping it, creating a token copy of Tree of Tales.
  2. When the Tree of Tales token enters the battlefield, Retreat to Coralhelm triggers, untapping Prototype Portal.
  3. Repeat.

What the combo produces