Vesperlark, Body Double, and Thermopod

Prerequisites

• Vesperlark in the graveyard
• Body Double on the battlefield
• Thermopod on the battlefield

Steps

1. Activate Thermopod by sacrificing Body Double, adding
2. When Body Double leaves the battlefield, its Vesperlark ability triggers, returning itself from your graveyard to the battlefield as a copy of Vesperlark
3. Repeat

Results

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