Wayta, Trainer Prodigy + Boros Reckoner

Prerequisites

Boros Reckoner has indestructible.

Steps

1. Deal damage to Boros Reckoner.
2. Boros Reckoner triggers twice. Resolve the first trigger, dealing damage to any target.
3. Resolve the second Boros Reckoner trigger, dealing damage to itself.
4. Repeat from step 2.