Infernal Vessel, Luminous Broodmoth, and Viscera Seer

Prerequisites

• Infernal Vessel on the battlefield
• Luminous Broodmoth on the battlefield
• Viscera Seer on the battlefield

Steps

1. Activate Viscera Seer 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 Viscera Seer ability
4. Activate Viscera Seer 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 Viscera Seer ability
7. Repeat

Results

• Infinite LTB
• Infinite ETB
• Infinite sacrifice triggers
• Infinite death triggers
• Infinite scry 1