How can you create a combo with Krark-Clan Ironworks, Spine of Ish Sah, Herald of Kozilek, Sculpting Steel?
user
[START OF COMBO]This combo can be formed with Krark-Clan Ironworks, Spine of Ish Sah, Herald of Kozilek, Sculpting Steel

Color identity: UR
Mana cost: 
Steps:
  1. Sacrifice Scultping Steel for {C} {C}.
  2. Sculpting Steel goes to the graveyard as a copy of Spine of Ish Sah returning it to your hand.
  3. Cast Sculpting Steel choosing to have it enter as a copy of Spine of Ish Sah destroying target Permanent.
  4. Repeat.[END OF COMBO STEPS]

Result:
  - Destroy each permanent your opponents control on each of your turns[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - All permanants must be on the battlefield
  - Sculpting Steel is a copy of Spine of Ish Sah.
[END OF COMBO PREREQUISITES]
assistant