Wayta, Trainer Prodigy, and Boros Reckoner

Prerequisites

• Wayta, Trainer Prodigy on the battlefield
• Boros Reckoner on the battlefield

Steps

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

Results

• Infinite damage