Gonti's Aether Heart, Mishra, Eminent One, and Yarok, the Desecrated

Prerequisites

• Gonti's Aether Heart on the battlefield
• Mishra, Eminent One on the battlefield
• Yarok, the Desecrated on the battlefield

Steps

1. At the beginning of combat, Mishra triggers, creating a 4/4 artifact creature token copy of Gonti's Aether Heart named Mishra's Warform
2. When Mishra's Warform enters the battlefield, it and Gonti's Aether Heart trigger twice each, causing you to get eight
3. Activate Mishra's Warform by paying eight and exiling it, taking an extra turn after this one
4. Repeat each turn

Results

• Infinite turns