Bygone Bishop, Myr Retriever, Scrap Trawler, and Krark-Clan Ironworks

Prerequisites

• Bygone Bishop on the battlefield
• Myr Retriever in the graveyard
• Scrap Trawler on the battlefield
• Krark-Clan Ironworks on the battlefield

Steps

1. Activate Krark-Clan Ironworks by sacrificing Scrap Trawler, adding
2. When Scrap Trawler dies, it triggers, returning Myr Retriever from your graveyard to your hand
3. Cast Myr Retriever by paying
4. Bygone Bishop triggers, creating a Clue artifact token
5. Activate Krark-Clan Ironworks twice by sacrificing the Clue and Myr Retriever, adding
6. When Myr Retriever dies, it triggers, returning Scrap Trawler from your graveyard to your hand
7. Cast Scrap Trawler by paying
8. Bygone Bishop triggers, creating a Clue artifact token
9. Repeat

Results

• Infinite card draw
• Infinite Clue tokens
• Infinite colorless mana
• Infinite death triggers
• Infinite draw triggers
• Infinite ETB
• Infinite LTB
• Infinite sacrifice triggers
• Infinite storm count