Dreamstone Hedron, Voltaic Construct, and Bello, Bard of the Brambles

Prerequisites

• Dreamstone Hedron on the battlefield
• Voltaic Construct on the battlefield
• Bello, Bard of the Brambles on the battlefield

Steps

1. Activate Dreamstone Hedron's first ability by tapping it, adding
2. Activate Voltaic Construct by paying , untapping Dreamstone Hedron
3. Repeat

Results

• Infinite colorless mana