The Enigma Jewel // Locus of Enlightenment, and Basalt Monolith

Prerequisites

• The Enigma Jewel // Locus of Enlightenment on the battlefield
• Basalt Monolith on the battlefield
• The Enigma Jewel on the battlefield as Locus of Enlightenment

Steps

1. Activate Basalt Monolith's first ability by tapping it, adding Activate Basalt Monolith's second ability by paying Locus of Enlightenment triggers, untapping Basalt Monolith Holding priority, activate Basalt Monolith by tapping it, adding Resolve Basalt Monolith's ability from step 2, untapping it
2. Repeat

Results

• Infinite colorless mana