Nether Traitor + Kheru Goldkeeper + Umbral Collar Zealot + Quintorius, Field Historian

Nether Traitor

Kheru Goldkeeper

Umbral Collar Zealot

Quintorius, Field Historian

How it works

1. Activate Umbral Collar Zealot by sacrificing Nether Traitor.
2. Activate Umbral Collar Zealot by sacrificing another creature.
3. When the creature dies, Nether Traitor triggers, causing you to pay to return Nether Traitor from your graveyard to the battlefield.
4. Kheru Goldkeeper and Quintorius triggers, creating a Treasure token and creature token.
5. Resolve the Umbral Collar Zealot ability.
6. Activate the Treasure by tapping and sacrificing it, adding .
7. Repeat.