Enduring Renewal, Phyrexian Walker, Intruder Alarm, and Gríma Wormtongue

Prerequisites

• Enduring Renewal on the battlefield
• Phyrexian Walker on the battlefield
• Intruder Alarm on the battlefield
• Gríma Wormtongue on the battlefield
• Grima Wormtongue does not have summoning sickness

Steps

1. Activate Grima Wormtongue by tapping it and sacrificing Phyrexian Walker
2. When Phyrexian Walker dies, Enduring Renewal triggers, returning Phyrexian Walker from your graveyard to your hand
3. Resolve the Grima Wormtongue ability, causing target player to lose 1 life
4. Cast Phyrexian Walker by paying
5. Repeat

Results

• Infinite death triggers
• Infinite ETB
• Infinite lifeloss
• Infinite LTB
• Infinite sacrifice triggers
• Infinite storm count