Melira, Sylvok Outcast, Goblin Bombardment, and Heartmender

Prerequisites

• Melira, Sylvok Outcast on the battlefield
• Goblin Bombardment on the battlefield
• Heartmender on the battlefield

Steps

1. Activate Goblin Bombardment by sacrificing Heartmender
2. When Heartmender dies, its persist ability triggers, returning it from your graveyard to the battlefield without a -1/-1 counter on it due to Melira
3. Resolve the Goblin Bombardment ability Repeat

Results

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