Beifong's Bounty Hunters + Khalni Garden + Spawning Pit

Beifong's Bounty Hunters

Khalni Garden

Spawning Pit

How it works

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.