Chromatic Orrery + Voltaic Construct + Xenic Poltergeist

B identity

Commander legal

The 3 combo pieces

• Chromatic Orrery
• Voltaic Construct
• Xenic Poltergeist

How to execute it

1. Animate Chromatic Orrery using Xenic Poltergeist.
2. Activate Chromatic Orrery by tapping it, adding {C}{C}{C}{C}{C}
3. Activate Voltaic Construct by paying {2}, untapping Chromatic Orrery.
4. Repeat from step 2.

What the combo produces

• Infinite card draw
• Infinite colored mana
• Infinite colorless mana
• Infinite draw triggers
• Infinite untap of artifact creatures you control