Fool's Demise, Channel, Phyrexian Altar, and Lone Missionary

Prerequisites

• Fool's Demise on the battlefield
• Channel in hand
• Phyrexian Altar on the battlefield
• Lone Missionary on the battlefield
• Fool's Demise attached to Lone Missionary
• available

Steps

1. Cast Channel by paying
2. Activate Phyrexian Altar by sacrificing Lone Missionary, adding
3. When Lone Missionary dies, Fool's Demise's first and second abilities trigger
4. Resolve the first Fool's Demise trigger, returning Lone Missionary from your graveyard to the battlefield
5. When Lone Missionary enters the battlefield, it triggers, causing you to gain 4 life
6. Resolve the second Fool's Demise trigger, returning it from your graveyard to your hand
7. Activate Channel four times by paying 4 life, adding
8. Cast Fool's Demise by paying , attaching it to Lone Missionary
9. Repeat from step 2

Results

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