Teshar, Ancestor's Apostle + Sol Ring + Scrap Trawler + Lithatog

Teshar, Ancestor's Apostle

Sol Ring

Scrap Trawler

Lithatog

How it works

1. Cast Sol Ring by paying 1.
2. Teshar triggers, returning Scrap Trawler from your graveyard to the battlefield.
3. Activate Sol Ring by tapping it, adding CC.
4. Activate Lithatog by sacrificing Sol Ring.
5. When Sol Ring leaves the battlefield, Scrap Trawler triggers, returning any mana value 0 artifact from your graveyard to the battlefield.
6. Resolve the Lithatog ability.
7. Activate Lithatog by sacrificing Scrap Trawler.
8. When Scrap Trawler dies, it triggers, returning Sol Ring from your graveyard to the battlefield.
9. Resolve the Lithatog ability.
10. Repeat.