Dualcaster Mage + Justiciar's Portal

Mana needed: {2}{R}{R}{W}

RW identity

Commander legal

The 2 combo pieces

How to execute it

  1. Cast Justiciar's Portal by paying its mana cost.
  2. Holding priority, cast Dualcaster Mage by paying its mana cost.
  3. When Dualcaster Mage enters, it triggers, copying Justiciar's Portal, with the copy targeting Dualcaster Mage.
  4. Resolve the copy of Justiciar's Portal, blinking Dualcaster Mage.
  5. Repeat from step 3.

What the combo produces