Myr Welder, Voltaic Construct, and Empowered Autogenerator

Prerequisites

• Myr Welder on the battlefield
• Voltaic Construct in the graveyard
• Empowered Autogenerator in the graveyard
• Myr Welder does not have summoning sickness
• available

Steps

1. Activate Myr Welder by tapping it, exiling Voltaic Construct from your graveyard
2. Activate Myr Welder using Voltaic Construct's ability by paying , untapping Myr Welder
3. Activate Myr Welder by tapping it, exiling Empowered Autogenerator from your graveyard
4. Activate Myr Welder using Voltaic Construct's ability by paying , untapping Myr Welder
5. Activate Myr Welder using Empowered Autogenerator's ability by putting a charge counter and tapping it, adding mana of any one color equal to charge counters on Empowered Autogenerator
6. Repeat from step 4

Results

• Infinite colored mana