Teshar, Ancestor's Apostle + Scrap Trawler + Grinding Station + Welding Jar

Prerequisites

• There is at least one additional artifact on the battlefield.

Steps

1. 1Cast Welding Jar by paying its mana cost.
2. 2Teshar triggers, returning Scrap Trawler from your graveyard to the battlefield.
3. 3When Scrap Trawler and Welding Jar enter, Grinding Station triggers twice, untapping Grinding Station.
4. 4Activate Welding Jar by sacrificing it.
5. 5Activate Grinding Station by tapping it and sacrificing Scrap Trawler.
6. 6When Scrap Trawler dies, it triggers, returning Welding Jar from your graveyard to your hand.
7. 7Resolve the Grinding Station ability.
8. 8Repeat.

Effects

• Infinite death triggers
• Infinite ETB
• Infinite LTB
• Infinite mana creatures you control can produce
• Infinite mill
• Infinite sacrifice triggers
• Infinite self-mill
• Infinite storm count
• Infinite untap of creatures you control