Melira, Sylvok Outcast, and Carrion Feeder

Prerequisites

• Melira, Sylvok Outcast on the battlefield
• Carrion Feeder on the battlefield

Steps

1. Activate Carrion Feeder 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 Carrion Feeder ability
4. Repeat

Results

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