Embalmer's Tools, Phyrexian Altar, Tormod, the Desecrator, and Gutterbones

Prerequisites

• Embalmer's Tools on the battlefield
• Phyrexian Altar on the battlefield
• Tormod, the Desecrator on the battlefield
• Gutterbones on the battlefield
• At least one opponent lost life this turn

Steps

1. Activate Phyrexian Altar by sacrificing Gutterbones, adding
2. Activate Gutterbones by paying , returning it to your hand
3. Tormod trigger, creating a 2/2 Zombie token
4. Activate Phyrexian Altar by sacrificing a Zombie token, adding
5. Cast Gutterbones by paying
6. Repeat

Results

• Infinite death triggers
• Infinite ETB
• Infinite LTB
• Infinite sacrifice triggers