Beifong's Bounty Hunters + Phantom Train + Sapling Nursery

Beifong's Bounty Hunters

Phantom Train

Sapling Nursery

How it works

1. Activate Phantom Train by sacrificing another nonland creature you control.
2. When the creature dies, Beifong's Bounty Hunters triggers, earthbending a land.
3. Resolve the Phantom Train ability.
4. Activate Phantom Train by sacrificing the land.
5. When the land dies, Beifong's Bounty Hunters triggers, returning the land from your graveyard to the battlefield tapped.
6. When the land enters, Sapling Nursery triggers, creating a creature token.
7. Resolve the Phantom Train ability.
8. Repeat.