Scouring Swarm + Beifong's Bounty Hunters + Viscera Seer

Prerequisites

You control a land. You control another nonland creature.

Steps

1. Activate Viscera Seer by sacrificing another nonland creature you control.
2. When the creature dies, Beifong's Bounty Hunters triggers, earthbending a land you control.
3. Resolve the Viscera Seer ability.
4. Activate Viscera Seer by sacrificing the earthbent land.
5. When the land dies, it and Scouring Swarm trigger.
6. Resolve the land's trigger, returning it from your graveyard to the battlefield tapped.
7. Resolve the Scouring Swarm trigger, untapping it and creating a creature token.
8. Resolve the Viscera Seer ability.
9. Repeat.