Olivia, Mobilized for War, Umbral Collar Zealot, and Weatherlight Compleated

Prerequisites

• Olivia, Mobilized for War on the battlefield
• Umbral Collar Zealot on the battlefield
• Weatherlight Compleated on the battlefield

Steps

1. Activate Umbral Collar Zealot by sacrificing the persist creature
2. When the persist creature dies, it and Weatherlight Compleated trigger
3. Resolve the Weatherlight Compleated trigger, putting a phyresis counter on it and causing you to draw a card
4. Resolve the persist creature's trigger, returning it from your graveyard to the battlefield with a -1/-1 counter on it
5. When the persist creature enters the battlefield, Olivia triggers, putting a +1/+1 counter on the persist creature and causing you to discard a card
6. Resolve the Umbral Collar Zealot ability
7. Repeat

Results

• Infinite self-discard triggers
• Near-infinite ETB
• Infinite draw triggers
• Infinite looting
• Near-infinite LTB
• Near-infinite death triggers
• Near infinite sacrifice triggers
• Near-infinite surveil 1