Chromatic Orrery + Lithoform Engine + Tezzeret the Seeker

U identity

Commander legal

The 3 combo pieces

• Chromatic Orrery
• Lithoform Engine
• Tezzeret the Seeker

How to execute it

1. Tap Chromatic Orrery for {C}{C}{C}{C}{C}.
2. Activate Tezzeret, targeting Lithoform engine and Chromatic Orrery.
3. With the ability on the stack, activate Lithoform Engine, copying the ability.
4. Target Lithoform Engine and Chromatic Orrery with the untap, and let it resolve.
5. Repeat steps 2-3.

What the combo produces

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