Chief of the Foundry + Karn, Silver Golem + Krark-Clan Ironworks + Pitiless Plunderer

B identity

Commander legal

The 4 combo pieces

What must be in place

You control at least one additional creature.

How to execute it

  1. Activate Krark-Clan Ironworks by sacrificing another creature, adding {C}{C}.
  2. The creature dies, triggering Pitiless Plunderer, creating a Treasure token.
  3. Activate Karn by paying {1}, causing the Treasure to become a 1/1 artifact creature until end of turn.
  4. Repeat.

What the combo produces