Voltaic Construct, Ensoul Artifact, and Empowered Autogenerator

Prerequisites

• Voltaic Construct on the battlefield
• Ensoul Artifact on the battlefield
• Empowered Autogenerator 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 untap of artifact creatures you control