Beifong's Bounty Hunters, Thermopod, and Quintorius, Field Historian

Prerequisites

• Beifong's Bounty Hunters on the battlefield
• Thermopod on the battlefield
• Quintorius, Field Historian on the battlefield

Steps

1. Activate Thermopod by sacrificing another nonland creature you control
2. When the creature dies, Beifong's Bounty Hunters triggers, earthbending a land you control
3. Activate Thermopod by sacrificing the earthbent land
4. When the land dies, Beifong's Bounty Hunters triggers, returning the land from your graveyard to the battlefield tapped
5. Quintorius triggers, creating a creature token
6. Repeat

Results

• Infinite ETB
• Infinite LTB
• Infinite death triggers
• Infinite landfall triggers
• Infinite red mana
• Infinite sacrifice triggers