Illusory Ambusher + Niv-Mizzet, the Firemind

UR identity

Commander legal

The 2 combo pieces

What must be in place

You have a way to give Illusory Ambusher indestructible.
You have a way to draw a card.

How to execute it

  1. Give Illusory Ambusher indestructible by any method.
  2. Draw a card by any method.
  3. Niv-Mizzet triggers, dealing 1 damage to Illusory Ambusher.
  4. Illusory Ambusher triggers, causing you to draw a card.
  5. Repeat from step 3.

What the combo produces