Soul Collector, Altar of Dementia, and Pandemonium

Prerequisites

• Soul Collector in hand
• Altar of Dementia on the battlefield
• Pandemonium on the battlefield
• available

Steps

1. Cast Soul Collector by paying
2. When Soul Collector enters the battlefield, Pandemonium triggers, causing Soul Collector to deal damage to itself equal to its power
3. If an ability from Altar of Dementia is waiting to resolve, let it resolve
4. Activate Altar of Dementia by sacrificing Soul Collector
5. When Soul Collector dies, it triggers, returning itself from your graveyard to the battlefield
6. Repeat from step 2

Results

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