Zedruu the Greathearted, Archetype of Imagination, Luminous Broodmoth, and Phyrexian Altar

Prerequisites

• Zedruu the Greathearted on the battlefield
• Archetype of Imagination on the battlefield
• Luminous Broodmoth on the battlefield
• Phyrexian Altar on the battlefield
• available

Steps

1. Activate Zedruu by paying , giving Archetype of Imagination to an opponent
2. Activate Phyrexian Altar by sacrificing Zedruu, adding one mana of any color
3. Luminous Broodmoth triggers, returning Zedruu from your graveyard to the battlefield without flying due to Archetype of Imagination
4. Repeat from step 2

Results

• Infinite colored mana
• Infinite death triggers
• Infinite ETB
• Infinite LTB
• Infinite sacrifice triggers