Beifong's Bounty Hunters, Dwarven Mine, Carrion Feeder, and Horizon Explorer

Prerequisites

• Beifong's Bounty Hunters on the battlefield
• Dwarven Mine on the battlefield
• Carrion Feeder on the battlefield
• Horizon Explorer on the battlefield

Steps

1. Activate Carrion Feeder by sacrificing another nonland creature you control
2. When the creature dies, Beifong's Bounty Hunters triggers, earthbending Dwarven Mine
3. Resolve the Carrion Feeder ability, putting a +1/+1 counter on Carrion Feeder Activate Carrion Feeder by sacrificing Dwarven Mine
4. When Dwarven Mine dies, Beifong's Bounty Hunters triggers, returning Dwarven Mine from your graveyard to the battlefield untapped due to Horizon Explorer When Dwarven Mine enters, it triggers, creating a 1/1 Dwarf creature token
5. Resolve the Carrion Feeder ability, putting a +1/+1 counter on Carrion Feeder Repeat

Results

• Infinite +1/+1 counters on a creature
• Infinite creature ETB
• Infinite creature LTB
• Infinite creature sacrifice triggers
• Infinite death triggers
• Infinite landfall triggers