Havengul Lich, Phyrexian Altar, and Cathodion

Prerequisites

• Havengul Lich on the battlefield
• Phyrexian Altar on the battlefield
• Cathodion on the battlefield

Steps

1. Activate Phyrexian Altar by sacrificing Cathodion, adding one mana of any color
2. Cathodion triggers, adding
3. Activate Havengul Lich by paying , targeting Cathodion
4. Cast Cathodion from graveyard by paying
5. Repeat

Results

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