Umbral Collar Zealot, and Arwen, Weaver of Hope

Prerequisites

• Umbral Collar Zealot on the battlefield
• Arwen, Weaver of Hope 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 it from your graveyard to the battlefield without a -1/-1 counter on it due to Arwen Resolve the Umbral Collar Zealot ability
3. Repeat

Results

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