Heartless Hidetsugu, With Great Power..., and City on Fire

Prerequisites

• Heartless Hidetsugu on the battlefield
• With Great Power
• on the battlefield
• City on Fire on the battlefield

Steps

1. Activate Heartless Hidetsugu by tapping it, dealing damage to each opponent equal to 1
2. 5 times their life total, and dealing no damage to you due to With Great Power

Results

• Near-infinite damage
• Each opponent loses the game