Teshar, Ancestor's Apostle, Aether Channeler, Mana Crypt, and Blasting Station

Prerequisites

• Teshar, Ancestor's Apostle on the battlefield
• Aether Channeler on the battlefield
• Mana Crypt on the battlefield
• Blasting Station on the battlefield

Steps

1. Activate Blasting Station by tapping it and sacrificing Aether Channeler, dealing 1 damage to any target
2. Activate Mana Crypt by tapping it, adding
3. Cast the other artifact with MV<=2 by paying at most
4. Teshar triggers, returning Aether Channeler from your graveyard to the battlefield
5. When Aether Channeler enters the battlefield, it and Blasting Station trigger
6. Resolve the Blasting Station trigger, untapping it
7. Resolve the Aether Channeler trigger, returning Mana Crypt from the battlefield to your hand
8. Activate Blasting Station by tapping it and sacrificing Aether Channeler, dealing 1 damage to any target
9. Cast Mana Crypt by paying
10. Teshar triggers, returning Aether Channeler from your graveyard to the battlefield
11. When Aether Channeler enters the battlefield, it and Blasting Station trigger
12. Resolve the Blasting Station trigger, untapping it
13. Resolve the Aether Channeler trigger, returning the other artifact from the battlefield to your hand
14. Repeat

Results

• Infinite damage
• Infinite death triggers
• Infinite ETB
• Infinite LTB
• Infinite sacrifice triggers
• Infinite storm count