Medicine Runner, Luminous Broodmoth, and Thermopod

Prerequisites

• Medicine Runner on the battlefield
• Luminous Broodmoth on the battlefield
• Thermopod on the battlefield

Steps

1. Activate Thermopod by sacrificing Medicine Runner, adding
2. When Medicine Runner dies, Luminous Broodmoth triggers, returning Medicine Runner from your graveyard to the battlefield with a flying counter on it
3. When Medicine Runner enters the battlefield, it triggers, removing the flying counter from Medicine Runner
4. Repeat

Results

• Infinite LTB
• Infinite ETB
• Infinite sacrifice triggers
• Infinite death triggers
• Infinite red mana