Beifong's Bounty Hunters + Umbral Collar Zealot + Sek'Kuar, Deathkeeper

Beifong's Bounty Hunters

Umbral Collar Zealot

Sek'Kuar, Deathkeeper

How it works

1. Activate Umbral Collar Zealot by sacrificing another nonland creature.
2. When the creature dies, Beifong's Bounty Hunters triggers, earthbending a land you control.
3. Resolve the Umbral Collar Zealot ability.
4. Activate Umbral Collar Zealot by sacrificing the earthbent land.
5. When the land dies, Sek'Kuar and Beifong's Bounty Hunters trigger.
6. Resolve the Beifong's Bounty Hunters trigger, returning the land from your graveyard to the battlefield.
7. Resolve the Sek'Kuar trigger, creating a creature token.
8. Resolve the Umbral Collar Zealot ability.
9. Repeat.