Voltaic Construct, Empowered Autogenerator, and March of the Machines

Prerequisites

• Voltaic Construct on the battlefield
• Empowered Autogenerator on the battlefield
• March of the Machines on the battlefield
• available

Steps

1. Activate Empowered Autogenerator by tapping it, putting a charge counter on it and adding for each charge counter on it
2. Activate Voltaic Construct by paying , untapping Empowered Autogenerator
3. Repeat

Results

• Infinite colored mana
• Infinite mana artifacts you control can produce
• Infinite untap of artifacts you control
• Infinite charge counters on Empowered Autogenerator