Voltaic Construct, Tezzeret, Betrayer of Flesh, and Dreamstone Hedron

Prerequisites

• Voltaic Construct on the battlefield
• Tezzeret, Betrayer of Flesh on the battlefield
• Dreamstone Hedron on the battlefield

Steps

1. Animate Dreamstone Hedron using Tezzeret, Betrayer of Flesh
2. Activate Dreamstone Hedron by tapping it, adding
3. Activate Voltaic Construct by paying , untapping Dreamstone Hedron
4. Repeat from step 2

Results

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