Melira, Sylvok Outcast, and Umbral Collar Zealot

Prerequisites

• Melira, Sylvok Outcast on the battlefield
• Umbral Collar Zealot on the battlefield

Steps

1. Activate Umbral Collar Zealot 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 Umbral Collar Zealot ability
4. Repeat

Results

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