How can you create a combo with Paradox Engine, Witch's Oven, Metalwork Colossus?
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[START OF COMBO]This combo can be formed with Paradox Engine, Witch's Oven, Metalwork Colossus

Color identity: C
Mana cost: 
Steps:
  1. Activate Witch's Oven by tapping it and sacrificing Metalwork Colossus, creating two Food artifact tokens.
  2. Activate Metalwork Colossus by sacrificing the Foods, returning it from your graveyard to your hand.
  3. Cast Metalwork Colossus by paying {0}.
  4. Paradox Engine triggers, untapping all nonland permanents you control.
  5. If applicable, activate any number of nonland permanents by tapping them, adding at least {1}.
  6. Repeat.[END OF COMBO STEPS]

Result:
  - Infinite death triggers
  - Infinite enters the battlefield
  - Infinite leaves the battlefield
  - Infinite mana nonland permanents you control can produce
  - Infinite sacrifice triggers
  - Infinite storm count
  - Infinite untap of nonland permanents you control[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - All permanants must be on the battlefield
  - Noncreature artifacts you control have mana value ten or greater.
[END OF COMBO PREREQUISITES]
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