Mikaeus, the Unhallowed, Goblin Bombardment, and Carnifex Demon

Prerequisites

• Mikaeus, the Unhallowed on the battlefield
• Goblin Bombardment on the battlefield
• Carnifex Demon on the battlefield

Steps

1. Activate Goblin Bombardment by sacrificing Carnifex Demon
2. When Carnifex Demon dies, its undying ability triggers, returning it from your graveyard to the battlefield without a +1/+1 counter on it due to its replacement effect
3. Resolve the Goblin Bombardment ability Repeat

Results

• Infinite ETB
• Infinite LTB
• Infinite damage
• Infinite death triggers
• Infinite sacrifice triggers