Heartless Hidetsugu, Insult // Injury, and Pariah's Shield

Prerequisites

• Heartless Hidetsugu on the battlefield
• Insult // Injury in hand
• Pariah's Shield on the battlefield

Steps

1. Cast Insult by paying
2. Activate Heartless Hidetsugu by tapping it, dealing damage to each opponent equal to half their life total, rounded down, times 2, and dealing no damage to you due to Pariah's Shield

Results

• Near-infinite damage