Grismold, the Dreadsower, Animation Module, and Phyrexian Altar

Prerequisites

• Grismold, the Dreadsower on the battlefield
• Animation Module on the battlefield
• Phyrexian Altar on the battlefield
• You control an additional creature token

Steps

1. Activate Phyrexian Altar by sacrificing a creature token, adding one mana of any color
2. Grismold triggers, putting a +1/+1 counter on it
3. Animation Module triggers, causing you to pay to create a 1/1 Servo artifact creature token
4. Repeat

Results

• Infinite death triggers
• Infinite ETB
• Infinite LTB
• Infinitely large Grismold
• Infinite sacrifice triggers