Ill-Tempered Loner // Howlpack Avenger, and Stuffy Doll

Prerequisites

• Ill-Tempered Loner // Howlpack Avenger on the battlefield
• Stuffy Doll on the battlefield
• Stuffy Doll does not have summoning sickness

Steps

1. Activate Stuffy Doll by tapping it, dealing 1 damage to itself
2. Stuffy Doll and Howlpack Avenger trigger
3. Resolve the Stuffy Doll trigger, dealing 1 damage to the player named by it
4. Resolve the Howlpack Avenger trigger, dealing 1 damage to Stuffy Doll
5. Repeat from step 2

Results

• Infinite damage to target player