Olivia, Mobilized for War, Thermopod, and Fecundity

Prerequisites

• Olivia, Mobilized for War on the battlefield
• Thermopod on the battlefield
• Fecundity on the battlefield
• The persist creature does not have a -1/-1 counter on it

Steps

1. Activate Thermopod by sacrificing the persist creature, adding
2. When the persist creature dies, it and Fecundity trigger
3. Resolve the Fecundity 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. Repeat

Results

• Near-infinite ETB
• Infinite draw triggers
• Infinite looting
• Near-infinite LTB
• Near-infinite death triggers
• Near-infinite red mana
• Near infinite sacrifice triggers
• Infinite self-discard triggers