Infernal Vessel, Luminous Broodmoth, and Carrion Feeder

Prerequisites

• Infernal Vessel on the battlefield
• Luminous Broodmoth on the battlefield
• Carrion Feeder on the battlefield

Steps

1. Activate Carrion Feeder by sacrificing Infernal Vessel
2. When Infernal Vessel dies, it triggers, returning itself from your graveyard to the battlefield as a Demon in addition to its other types
3. Resolve the Carrion Feeder ability
4. Activate Carrion Feeder by sacrificing Infernal Vessel
5. When Infernal Vessel dies, Luminous Broodmoth triggers, returning Infernal Vessel from your graveyard to the battlefield with a flying counter on it
6. Resolve the Carrion Feeder ability
7. Repeat

Results

• Infinite LTB
• Infinite ETB
• Infinite sacrifice triggers
• Infinite death triggers
• Infinite +1/+1 counters on Carrion Feeder