Requiem Angel, Divine Visitation, and Altar of Dementia

Prerequisites

• Requiem Angel on the battlefield
• Divine Visitation on the battlefield
• Altar of Dementia on the battlefield
• You control an additional non-Spirit creature

Steps

1. Activate Altar of Dementia by sacrificing a non-Spirit creature
2. Requiem Angel triggers, creating a 4/4 Angel creature token due to Divine Visitation
3. Resolve Altar of Dementia's trigger, milling the targeted player a number of cards equal to the sacrificed creature's power
4. Repeat

Results

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