Voltaic Construct, The Legend of Kyoshi // Avatar Kyoshi, and Liquimetal Coating

Prerequisites

• Voltaic Construct on the battlefield
• The Legend of Kyoshi // Avatar Kyoshi on the battlefield
• Liquimetal Coating on the battlefield

Steps

1. Cause Avatar Kyoshi to become an artifact using Liquimetal Coating
2. Activate Avatar Kyoshi by tapping it, adding at least five mana of any color
3. Activate Voltaic Construct by paying , untapping Avatar Kyoshi
4. Repeat from step 2

Results

• Infinite colored mana
• Infinite untap of artifact creatures you control