Olivia, Mobilized for War, Spawning Pit, and Liliana, Dreadhorde General

Prerequisites

• Olivia, Mobilized for War on the battlefield
• Spawning Pit on the battlefield
• Liliana, Dreadhorde General on the battlefield

Steps

1. Activate Spawning Pit by sacrificing the persist creature
2. When the persist creature dies, it and Liliana, Dreadhorde General trigger
3. Resolve the Liliana, Dreadhorde General trigger, 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 Spawning Pit ability
7. Repeat

Results

• Infinite draw triggers
• Infinite looting
• Infinite self-discard triggers
• Near-infinite charge counters on a permanent
• Near-infinite creature ETB
• Near-infinite creature LTB
• Near-infinite creature sacrifice triggers
• Near-infinite death triggers