Fool's Demise, Channel, Phyrexian Altar, and Dawning Angel

Prerequisites

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

Steps

1. Cast Channel by paying
2. Activate Phyrexian Altar by sacrificing Dawning Angel, adding
3. When Dawning Angel dies, Fool's Demise's first and second abilities trigger
4. Resolve the first Fool's Demise trigger, returning Dawning Angel from your graveyard to the battlefield
5. When Dawning Angel 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 Dawning Angel
9. Repeat from step 2

Results

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