Myr Retriever, Junk Diver, Blasting Station, and Mycosynth Golem

Prerequisites

• Myr Retriever in the graveyard
• Junk Diver on the battlefield
• Blasting Station on the battlefield
• Mycosynth Golem on the battlefield
• You control at least one additional artifact

Steps

1. Activate Blasting Station by tapping it and sacrificing Junk Diver
2. When Junk Diver dies, it triggers, returning Myr Retriever from your graveyard to your hand
3. Resolve the Blasting Station ability, dealing 1 damage to any target
4. Cast Myr Retriever by paying
5. When Myr Retriever enters the battlefield, Blasting Station triggers, untapping Blasting Station
6. Activate Blasting Station by tapping it and sacrificing Myr Retriever
7. When Myr Retriever dies, it triggers, returning Junk Diver from your graveyard to your hand
8. Resolve the Blasting Station ability, dealing 1 damage to any target
9. Cast Junk Diver by paying
10. When Junk Diver enters the battlefield, Blasting Station triggers, untapping Blasting Station
11. Repeat

Results

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