Patron of the Arts, Enduring Renewal, and Ashnod's Altar

Prerequisites

• Patron of the Arts on the battlefield
• Enduring Renewal on the battlefield
• Ashnod's Altar on the battlefield

Steps

1. Activate Ashnod's Altar by sacrificing Patron of the Arts, adding
2. Patron of the Arts dies, triggering itself and Enduring Renewal
3. Resolve the Patron of the Arts trigger, creating a Treasure token
4. Resolve the Enduring Renewal trigger, returning Patron of the Arts from your graveyard to your hand
5. Activate the Treasure by tapping and sacrificing it, adding
6. Cast Patron of the Arts by paying
7. Patron of the Arts enters the battlefield, creating a Treasure token
8. Repeat

Results

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