The Enigma Jewel // Locus of Enlightenment, Voltaic Key, and The Great Henge

Prerequisites

• The Enigma Jewel // Locus of Enlightenment on the battlefield
• Voltaic Key on the battlefield
• The Great Henge on the battlefield

Steps

1. Activate The Great Henge by tapping it, adding and causing you to gain 2 life
2. Activate Voltaic Key by paying and tapping it, targeting The Great Henge
3. Locus of Enlightenment triggers, copying Voltaic Key's ability, targeting Voltaic Key
4. Resolve both Voltaic Key abilities, untapping it and The Great Henge
5. Repeat

Results

• Infinite green mana
• Infinite mana artifacts you control can produce
• Infinite untap of artifacts you control
• Infinite lifegain triggers
• Infinite lifegain