Beifong's Bounty Hunters, Khalni Garden, and Spawning Pit

Prerequisites

• Beifong's Bounty Hunters on the battlefield
• Khalni Garden on the battlefield
• Spawning Pit on the battlefield

Steps

1. Activate Spawning Pit by sacrificing another nonland creature you control
2. When the creature dies, Beifong's Bounty Hunters triggers, earthbending Khalni Garden
3. Resolve the Spawning Pit ability
4. Activate Spawning Pit by sacrificing Khalni Garden
5. When Khalni Garden dies, it triggers, returning it from your graveyard to the battlefield tapped
6. When Khalni Garden enters, it triggers, creating a 0/1 Plant creature token
7. Resolve the Spawning Pit ability
8. Repeat

Results

• Infinite charge counters on a permanent
• Infinite creature ETB
• Infinite creature LTB
• Infinite creature sacrifice triggers
• Infinite death triggers
• Infinite landfall triggers