Enduring Renewal, Rooftop Storm, and Altar of Dementia

Prerequisites

• Enduring Renewal on the battlefield
• Rooftop Storm on the battlefield
• Altar of Dementia on the battlefield
• You control a nontoken Zombie

Steps

1. Activate Altar of Dementia by sacrificing a nontoken Zombie
2. The Zombie dies, triggering Enduring Renewal, returning the Zombie from your graveyard to your hand
3. Resolve the Altar of Dementia ability, causing target player to mill cards equal to the Zombie's power
4. Cast the Zombie from your hand by paying
5. Repeat

Results

• Infinite death triggers
• Infinite ETB
• Infinite LTB
• Infinite mill
• Infinite sacrifice triggers
• Infinite self-mill
• Infinite storm count