Codex Shredder + Krark-Clan Ironworks + Second Sunrise

W identity

Commander legal

The 3 combo pieces

What must be in place

You control at least three additional nontoken artifacts.
Artifacts you control that enter the battlefield untapped can produce at least {W}{W}.

How to execute it

  1. Activate all mana-producing artifacts you control by tapping them, adding at least {W}{W}.
  2. Activate Krark-Clan Ironworks by sacrificing any nontoken artifact besides itself or Codex Shredder, adding {C}{C}.
  3. Repeat step 2 for each remaining applicable nontoken artifact you control.
  4. Activate Krark-Clan Ironworks by sacrificing itself, adding {C}{C}.
  5. Activate Codex Shredder by paying {5}, tapping and sacrificing it, returning Second Sunrise from your graveyard to your hand.
  6. Cast Second Sunrise by paying {1}{W}{W}, returning all artifacts, lands, creatures and enchantments that were put into a graveyard this turn onto the battlefield under their owner's control.
  7. Repeat.

What the combo produces