Doc Samson, Super Psychiatrist + Encroaching Mycosynth + Voltaic Construct

GU identity

Commander legal

The 3 combo pieces

• Doc Samson, Super Psychiatrist
• Encroaching Mycosynth
• Voltaic Construct

How to execute it

1. Activate Doc Samson by tapping it, adding at least three mana of any color
2. Activate Voltaic Construct by paying {2}, untapping Doc Samson.
3. Repeat

What the combo produces

• Infinite colored mana
• Infinite untap of artifact creatures you control