Teshar, Ancestor's Apostle + Sol Ring + Scrap Trawler + Krark-Clan Grunt

Teshar, Ancestor's Apostle

Sol Ring

Scrap Trawler

Krark-Clan Grunt

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 Krark-Clan Grunt 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 Krark-Clan Grunt ability.
7. Activate Krark-Clan Grunt by sacrificing Scrap Trawler.
8. When Scrap Trawler dies, it triggers, returning Sol Ring from your graveyard to the battlefield.
9. Resolve the Krark-Clan Grunt ability.
10. Repeat.