The Enigma Jewel // Locus of Enlightenment, Deserted Temple, and Scorched Ruins

Prerequisites

• The Enigma Jewel // Locus of Enlightenment on the battlefield
• Deserted Temple on the battlefield
• Scorched Ruins on the battlefield

Steps

1. Activate Scorched Ruins by tapping it, adding Activate Deserted Temple's second ability by paying and tapping it, targeting itself
2. Locus of Enlightenment triggers, copying Deserted Temple's ability, targeting Scorched Ruins
3. Resolve both Deserted Temple abilities, untapping it and Scorched Ruins
4. Repeat

Results

• Infinite colorless mana
• Infinite mana lands you control can produce
• Infinite untap of lands you control