Berta, Wise Extrapolator, Animation Module, Altar of Dementia, and Blade of the Bloodchief

Prerequisites

• Berta, Wise Extrapolator on the battlefield
• Animation Module on the battlefield
• Altar of Dementia on the battlefield
• Blade of the Bloodchief on the battlefield

Steps

1. Activate Altar of Dementia by sacrificing another creature
2. When the creature dies, Blade of the Bloodchief triggers, putting a +1/+1 counter on Berta
3. Berta and Animation Module trigger
4. Resolve the Berta trigger, adding
5. Resolve the Animation Module trigger, causing you to pay to create a 1/1 Servo artifact creature token
6. Resolve the Altar of Dementia ability
7. Repeat

Results

• Infinite +1/+1 counters on a creature
• Infinite ETB
• Infinite LTB
• Infinite death triggers
• Infinite mill
• Infinite sacrifice triggers
• Infinite self-mill