Equilibrium + Phyrexian Altar + Urtet, Remnant of Memnarch + Urza's Incubator

WUBRG identity

Commander legal

The 4 combo pieces

What must be in place

"Myr" chosen with Urza's Incubator.
You have a Myr card in hand with mana value two or less that can be cast for {0} due to Urza's Incubator.
You control a nontoken Myr with mana value two or less that can be cast for {0} due to Urza's Incubator.

How to execute it

  1. Cast the Myr with mana value two or less in your hand by paying {0} due to Urza's Incubator.
  2. Urtet and Equilibrium trigger.
  3. Resolve the Urtet trigger, creating a 1/1 Myr artifact creature token.
  4. Activate Phyrexian Altar by sacrificing the Myr token, adding {1}.
  5. Resolve the Equilibrium trigger, causing you to pay {1} to return the Myr with mana value two or less currently on the battlefield to your hand.
  6. Repeat.

What the combo produces