Tezzeret, Betrayer of Flesh, Basalt Monolith, and Leyline of Abundance

Prerequisites

• Tezzeret, Betrayer of Flesh on the battlefield
• Basalt Monolith on the battlefield
• Leyline of Abundance on the battlefield
• Tezzeret has at least two loyalty counters
• Basalt Monolith does not have summoning sickness

Steps

1. Activate Tezzeret's second loyalty ability by removing two loyalty counters from it, causing Basalt Monolith to become a 4/4 artifact creature until end of turn
2. Activate Basalt Monolith's first ability by tapping it, adding
3. Activate Basalt Monolith's second ability by paying , untapping it
4. Repeat from step 2

Results

• Infinite colorless mana
• Infinite green mana
• Infinite tap triggers