Voltaic Construct, Wirewood Channeler, and Liquimetal Torque

Prerequisites

• Voltaic Construct on the battlefield
• Wirewood Channeler on the battlefield
• Liquimetal Torque on the battlefield
• Wirewood Channeler does not have summoning sickness
• You control at least three Elves

Steps

1. Activate Liquimetal Torque's second ability by tapping it, causing Wirewood Channeler to become an artifact until end of turn
2. Activate Wirewood Channeler by tapping it, adding at least three mana of any color
3. Activate Voltaic Construct by paying , untapping Wirewood Channeler
4. Repeat from step 2

Results

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