Melira, Sylvok Outcast, and Shilgengar, Sire of Famine

Prerequisites

• Melira, Sylvok Outcast on the battlefield
• Shilgengar, Sire of Famine on the battlefield

Steps

1. Activate Shilgengar by sacrificing the persist creature
2. When the persist creature dies, its persist ability triggers, returning the creature from your graveyard to the battlefield without a -1/-1 counter on it due to Melira
3. Resolve the Shilgengar ability
4. Repeat

Results

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