Enduring Renewal, Rooftop Storm, and Carrion Feeder

Prerequisites

• Enduring Renewal on the battlefield
• Rooftop Storm on the battlefield
• Carrion Feeder on the battlefield

Steps

1. Activate Carrion Feeder by sacrificing itself
2. Carrion Feeder dies, triggering Enduring Renewal, returning Carrion Feeder from your graveyard to your hand
3. Resolve the Carrion Feeder ability, doing nothing since Carrion Feeder is not on the battlefield
4. Cast Carrion Feeder from your hand by paying
5. Repeat

Results

• Infinite death triggers
• Infinite ETB
• Infinite LTB
• Infinite sacrifice triggers
• Infinite storm count