Fiendlash, Wrathful Raptors, and With Great Power...

Prerequisites

• Fiendlash on the battlefield
• Wrathful Raptors on the battlefield
• With Great Power
• on the battlefield

Steps

1. Deal damage to Wrathful Raptors
2. Wrathful Raptors and Fiendlash trigger
3. Resolve the Wrathful Raptors trigger, dealing damage to an applicable target
4. Resolve the Fiendlash trigger, targeting you, but dealing damage to Wrathful Raptors instead due to With Great Power
5. Repeat from step 2

Results

• Infinite damage