Chromatic Orrery + Corridor Monitor + Errant, Street Artist + and 2 others

GU identity

Commander legal

The 5 combo pieces

What must be in place

You do not control a Construct or have a Construct in your graveyard.

How to execute it

  1. Activate Chromatic Orrery's first ability by tapping it, adding {5}.
  2. Cast Corridor Monitor by paying {2}.
  3. Volo triggers, creating two copies of the Corridor Monitor spell.
  4. Activate Errant by paying {2} and tapping it, creating two copies of a copied Corridor Monitor spell.
  5. Resolve a Corridor Monitor copy.
  6. The Corridor Monitor token enters the battlefield, untapping Chromatic Orrery.
  7. Activate Chromatic Orrery's first ability by tapping it, adding {5}.
  8. Resolve a Corridor Monitor copy.
  9. The Corridor Monitor token enters the battlefield, untapping Errant.
  10. Repeat from step 4.
  11. Once you have infinite mana, you may instead activate Chromatic Orrery's second ability to draw infinite cards.

What the combo produces