Guilty Conscience, Mogg Maniac, and Indestructibility

Prerequisites

• Guilty Conscience on the battlefield
• Mogg Maniac on the battlefield
• Indestructibility on the battlefield
• Indestructibility and Guilty Conscience attached to Mogg Maniac
• Mogg Maniac does not have summoning sickness

Steps

1. Attack with Mogg Maniac
2. When Mogg Maniac deals damage, Guilty Conscience triggers, dealing damage to Mogg Maniac equal to the amount of damage Mogg Maniac dealt
3. Mogg Maniac triggers, dealing damage equal to the amount of damage Guilty Conscience dealt to it to target opponent
4. Repeat from step 2

Results

• Infinite damage