Doc Aurlock, Grizzled Genius + Eternal Scourge + Mimic Vat + Phyrexian Altar

GU identity

Commander legal

The 4 combo pieces

How to execute it

  1. Activate Phyrexian Altar by sacrificing Eternal Scourge, adding {1}.
  2. When Eternal Scourge dies, Mimic Vat triggers, exiling Eternal Scourge from your graveyard.
  3. Cast Eternal Scourge from exile by paying {1}.
  4. Repeat.

What the combo produces