Polyraptor + Forerunner of the Empire + Rite of Passage

Polyraptor

Forerunner of the Empire

Rite of Passage

How it works

1. Deal damage to Polyraptor.
2. Rite of Passage and Polyraptor trigger.
3. Resolve the Rite of Passage trigger, putting a +1/+1 counter on Polyraptor.
4. Resolve the Polyraptor trigger, creating a token copy of it.
5. The Polyraptor token enters the battlefield, triggering Forerunner of the Empire's second ability, dealing 1 damage to each creature.
6. Rite of Passage triggers for each creature you control, and each Polyraptor you control triggers.
7. Resolve all Rite of Passage triggers, putting a +1/+1 counter on each creature you control.
8. Resolve a Polyraptor trigger, creating a token copy of it.
9. Repeat from step 5.