How can you create a combo with Yomiji, Who Bars the Way, Leyline of Singularity, Krark-Clan Ironworks?
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[START OF COMBO]This combo can be formed with Yomiji, Who Bars the Way, Leyline of Singularity, Krark-Clan Ironworks

Color identity: WU
Mana cost: 
Steps:
  1. Activate Krark-Clan Ironworks by sacrificing an artifact with a mana cost of {0} or {1}, adding {C}{C}.
  2. Yomiji triggers, returning the artifact permanent to your hand.
  3. Cast the artifact permanent by paying its mana cost.
  4. Repeat.[END OF COMBO STEPS]

Result:
  - Infinite colorless mana
  - Infinite storm count[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - All permanants must be on the battlefield
  - You control a nonland, nontoken artifact with a mana cost of {0} or {1}.
[END OF COMBO PREREQUISITES]
assistant