Teshar, Ancestor's Apostle, Sol Ring, Scrap Trawler, and Sarcatog

Prerequisites

• Teshar, Ancestor's Apostle on the battlefield
• Sol Ring in hand
• Scrap Trawler in the graveyard
• Sarcatog on the battlefield
• available

Steps

1. Cast Sol Ring by paying
2. Teshar triggers, returning Scrap Trawler from your graveyard to the battlefield
3. Activate Sol Ring by tapping it, adding
4. Activate Sarcatog 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 Sarcatog ability
7. Activate Sarcatog by sacrificing Scrap Trawler
8. When Scrap Trawler dies, it triggers, returning Sol Ring from your graveyard to the battlefield
9. Resolve the Sarcatog ability
10. Repeat

Results

• Infinite LTB
• Infinite ETB
• Infinite sacrifice triggers
• Infinite death triggers
• Infinite colorless mana
• Infinitely large Sarcatog until end of turn