Krark-Clan Ironworks, Myr Retriever, Rakdos, Lord of Riots, and Workshop Assistant

Prerequisites

• Krark-Clan Ironworks on the battlefield
• Myr Retriever in your graveyard
• Rakdos, Lord of Riots on the battlefield
• Workshop Assistant on the battlefield
• Your opponents have lost at least 1 life this turn

Steps

1. Activate Krark-Clan Ironworks by sacrificing Workshop Assistant, adding
2. Workshop Assistant dies, returning Myr Retriever from your graveyard to your hand
3. Cast Myr Retriever by paying at most
4. Activate Krark-Clan Ironworks by sacrificing Myr Retriever, adding
5. Myr Retriever dies, returning Workshop Assistant from your graveyard to your hand
6. Cast Workshop Assistant by paying at most
7. Repeat

Results

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