Scrap Trawler, Krark-Clan Ironworks, Myr Retriever, Chromatic Star, and Thran Dynamo

Prerequisites

• Scrap Trawler on the battlefield
• Krark-Clan Ironworks on the battlefield
• Myr Retriever on the battlefield
• Chromatic Star on the battlefield
• Thran Dynamo on the battlefield

Steps

1. Announce the activation of Chromatic Star's second ability
2. During this activation, activate Krark-Clan Ironworks twice by sacrificing Thran Dynamo and Myr Retriever, adding
3. Continue activating and resolving the Chromatic Star ability, paying , tapping it, and sacrificing it, adding
4. Scrap Trawler triggers twice, Myr Retriever triggers once, and Chromatic Star triggers once
5. Resolve the Chromatic Star trigger, drawing a card
6. Resolve the Scrap Trawler trigger from Myr Retriever, returning Chromatic Star from your graveyard to your hand
7. Resolve the Scrap Trawler trigger from Thran Dynamo, returning Myr Retriever from your graveyard to your hand
8. Resolve the Myr Retriever trigger, returning Thran Dynamo from your graveyard to your hand
9. Cast Chromatic Star by paying
10. Cast Myr Retriever by paying
11. Cast Thran Dynamo by paying
12. Repeat

Results

• Infinite card draw
• Near-infinite ETB
• Infinite draw triggers
• Near-infinite storm count
• Near-infinite LTB
• Near-infinite death triggers
• Near-infinite sacrifice triggers