Urtet, Remnant of Memnarch, Krark-Clan Ironworks, Workshop Assistant, and Myr Retriever

Prerequisites

• Urtet, Remnant of Memnarch on the battlefield
• Krark-Clan Ironworks on the battlefield
• Workshop Assistant on the battlefield
• Myr Retriever in the graveyard

Steps

1. Activate Krark-Clan Ironworks by sacrificing Workshop Assistant, adding
2. When Junk Diver dies, it triggers, returning Myr Retriever from your graveyard to your hand
3. Cast Myr Retriever by paying
4. Urtet's first ability triggers, creating a 1/1 Myr artifact creature token
5. Activate Krark-Clan Ironworks twice by sacrificing Myr Retriever and the Myr token, adding
6. When Myr Retriever dies, it triggers, returning Workshop Assistant from your graveyard to your hand
7. Cast Workshop Assistant by paying
8. Repeat
9. Once you have infinite colorless mana, you may forego sacrificing the Myr tokens

Results

• Infinite colorless mana
• Infinite creature tokens
• Infinite death triggers
• Infinite ETB
• Infinite LTB
• Infinite sacrifice triggers
• Infinite storm count