Forerunner of the Empire + Polyraptor

RG identity

Commander legal

The 2 combo pieces

What must be in place

You have a way to give Forerunner of the Empire indestructible.
{6}{G}{G}available.

How to execute it

  1. Give Forerunner of the Empire indestructible by any method.
  2. Cast Polyraptor by paying {6}{G}{G}.
  3. Polyraptor enters the battlefield, triggering Forerunner of the Empire, causing it to deal 1 damage to each creature.
  4. All Polyraptor creatures trigger.
  5. Resolve one Polyraptor trigger, creating one token copy of Polyraptor.
  6. Repeat from step 3 any number of times.
  7. End the loop by declining to deal damage with Forerunner of the Empire triggers and resolving an arbitrarily high number of Polyraptor triggers.

What the combo produces