Trazyn the Infinite, Voltaic Construct, and Gilded Lotus

Prerequisites

• Trazyn the Infinite on the battlefield
• Voltaic Construct on the battlefield or in the graveyard
• Gilded Lotus in the graveyard

Steps

1. Activate Trazyn using Gilded Lotus's ability by tapping it, adding three mana of any color
2. Activate Voltaic Construct or activate Trazyn using Voltaic Construct's ability by paying , untapping Trazyn
3. Repeat

Results

• Infinite colored mana
• Infinite untap of artifact creatures