Havengul Lich, Vivi Ornitier, and Altar of Dementia

Prerequisites

• Havengul Lich on the battlefield
• Vivi Ornitier in the graveyard
• Altar of Dementia on the battlefield
• available

Steps

1. Activate Havengul Lich by paying , targeting Vivi
2. Cast Vivi by paying
3. Havengul Lich triggers, causing it to gain Vivi's activated abilities until end of turn
4. Resolve Vivi
5. Then, activate Altar of Dementia by sacrificing Vivi
6. Activate Havengul Lich using Vivi's ability by paying , adding at least
7. Repeat

Results

• Infinite ETB
• Infinite LTB
• Infinite blue mana
• Infinite death triggers
• Infinite mill
• Infinite red mana
• Infinite sacrifice triggers
• Infinite self-mill
• Infinite storm count