Vhal, Candlekeep Researcher, Haunted One, Faces of the Past, Sage of Hours, and Altar of Dementia

Prerequisites

• Vhal, Candlekeep Researcher on the battlefield
• Haunted One on the battlefield
• Faces of the Past on the battlefield
• Sage of Hours on the battlefield
• Altar of Dementia on the battlefield

Steps

1. Activate Vhal by tapping it, adding an amount of equal to Vhal's toughness that cannot be spent to cast spells from your hand
2. Haunted One triggers, causing Humans and Wizards you control to get +2/+0 and to gain undying until end of turn
3. Activate Sage of Hours by removing all +1/+1 counters from it
4. Activate Altar of Dementia by sacrificing Sage of Hours
5. When Sage of Hours dies, its undying ability and Faces of the Past trigger
6. Resolve the Sage of Hours trigger, returning it from your graveyard to the battlefield with a +1/+1 counter on it
7. Resolve the Faces of the Past trigger, untapping all Humans and Wizards
8. Resolve the Altar of Dementia ability, causing target player to mill cards equal to Sage of Hours' power
9. Repeat

Results

• Infinite LTB
• Infinite ETB
• Infinite sacrifice triggers
• Infinite death triggers
• Infinite mill
• Infinite self-mill
• Infinite colorless mana that cannot be spent to cast spells from your hand
• Infinite untap of all Humans
• Infinitely powerful Humans you control until end of turn
• Infinitely powerful Wizards you control until end of turn
• Infinite untap of all Wizards