Vhal, Candlekeep Researcher, Freed from the Real, and Prismite

Prerequisites

• Vhal, Candlekeep Researcher on the battlefield
• Freed from the Real on the battlefield
• Prismite on the battlefield
• Freed from the Real attached to Vhal
• Vhal does not have summoning sickness

Steps

1. Activate Vhal by tapping it, adding at least that cannot be spent to cast spells from your hand
2. Activate Prismite by paying , adding
3. Activate Freed from the Real's second ability by paying , untapping Vhal
4. Repeat

Results

• Infinite colored mana
• Infinite colorless mana that cannot be spent to cast spells from your hand