Metamorphosis Fanatic, Altar of Dementia, and Werefox Bodyguard

Prerequisites

• Metamorphosis Fanatic in hand
• Altar of Dementia on the battlefield
• Werefox Bodyguard in the graveyard
• available

Steps

1. Cast Metamorphosis Fanatic by paying
2. When Metamorphosis Fanatic enters, it triggers, returning Werefox Bodyguard from your graveyard to the battlefield
3. When Werefox Bodyguard enters, it triggers, exiling Metamorphosis Fanatic until Werefox Bodyguard leaves the battlefield
4. Activate Altar of Dementia by sacrificing Werefox Bodyguard
5. When Werefox Bodyguard leaves the battlefield, Metamorphosis Fanatic is returned from exile to the battlefield
6. Repeat from step 2
7. Resolve all Altar of Dementia abilities

Results

• Infinite LTB
• Infinite ETB
• Infinite sacrifice triggers
• Infinite death triggers
• Infinite mill
• Infinite self-mill