Rakdos, Lord of Riots, Myr Retriever, Workshop Assistant, and Phyrexian Altar

Prerequisites

• Rakdos, Lord of Riots on the battlefield
• Myr Retriever in the graveyard
• Workshop Assistant on the battlefield
• Phyrexian Altar on the battlefield
• Your opponents have lost at least 2 life this turn

Steps

1. Activate Phyrexian Altar by sacrificing Workshop Assistant, adding one mana of any color
2. Workshop Assistant dies, returning Myr Retriever from your graveyard to your hand
3. Cast Myr Retriever by paying
4. Activate Phyrexian Altar by sacrificing Myr Retriever, adding one mana of any color
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 colored mana
• Infinite death triggers
• Infinite ETB
• Infinite LTB
• Infinite sacrifice triggers
• Infinite storm count