Deeproot Pilgrimage + Forensic Researcher + Mirrorhall Mimic // Ghastly Mimicry

U identity

Commander legal

The 3 combo pieces

What must be in place

Mirrorhall Mimic on the battlefield as a copy of Forensic Researcher.
Forensic Researcher and Mirrorhall Mimic do not have summoning sickness.

How to execute it

  1. Activate Forensic Researcher by tapping it, targeting Mirrorhall Mimic
  2. Deeproot Pilgrimage triggers, creating a 1/1 Merfolk creature token.
  3. Resolve the Forensic Researcher ability, untapping Mirrorhall Mimic
  4. Activate Mirrorhall Mimic by tapping it, targeting Forensic Researcher.
  5. Deeproot Pilgrimage triggers, creating a 1/1 Merfolk creature token.
  6. Resolve the Mirrorhall Mimic ability, untapping Forensic Researcher.
  7. Repeat.

What the combo produces