Vesperlark, Body Double, and Shilgengar, Sire of Famine

Prerequisites

• Vesperlark in the graveyard
• Body Double on the battlefield
• Shilgengar, Sire of Famine on the battlefield

Steps

1. Activate Shilgengar by sacrificing Body Double
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. Resolve the Shilgengar ability
4. Repeat

Results

• Infinite LTB
• Infinite ETB
• Infinite sacrifice triggers
• Infinite death triggers
• Infinite Blood tokens