Boonweaver Giant, Altar of Dementia, and Fungal Fortitude

Prerequisites

• Boonweaver Giant on the battlefield
• Altar of Dementia on the battlefield
• Fungal Fortitude on the battlefield

Steps

1. Activate Altar of Dementia by sacrificing Boonweaver Giant When Boonweaver Giant dies, Fungal Fortitude triggers, returning Boonweaver Giant from your graveyard to the battlefield When Boonweaver Giant enters, it triggers, returning Fungal Fortitude from your graveyard to the battlefield attached to Boonweaver Giant
2. Resolve the Altar of Dementia ability from step 1
3. Repeat

Results

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