Gogo, Master of Mimicry, Vhal, Candlekeep Researcher, and Ioreth of the Healing House

Prerequisites

• Gogo, Master of Mimicry on the battlefield
• Vhal, Candlekeep Researcher on the battlefield
• Ioreth of the Healing House on the battlefield

Steps

1. Activate Ioreth of the Healing House by tapping it, targeting Gogo
2. Holding priority, activate Vhal by tapping it, adding at least that cannot be spent to cast spells from your hand
3. Activate Gogo by paying and tapping it, copying the Ioreth of the Healing House ability, targeting Gogo and Vhal
4. Resolve both copies of the Ioreth of the Healing House abilities, untapping Gogo and Vhal
5. Repeat from step 2

Results

• Infinite colorless mana that cannot be spent to cast spells from your hand
• Infinite mana permanents you control can produce
• Infinite untap of permanents you control