Volcano Hellion, Pariah's Shield, and Donna Noble

Prerequisites

• Volcano Hellion in hand
• Pariah's Shield on the battlefield
• Donna Noble on the battlefield
• available

Steps

1. Cast Volcano Hellion by paying
2. When Volcano Hellion enters, it triggers, dealing an arbitarily large amount of damage to you and a creature
3. The damage that would be dealt to you is dealt to Donna Noble instead due to Pariah's Shield
4. Donna Noble triggers, dealing an arbitrarily large amount of damage to an applicable target

Results

• Infinite damage to target opponent