How can you create a combo with Cauldron Familiar, Witch's Oven, Clock of Omens, Academy Manufactor?
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[START OF COMBO]This combo can be formed with Cauldron Familiar, Witch's Oven, Clock of Omens, Academy Manufactor

Color identity: B
Mana cost: 
Steps:
  1. Activate Witch's Oven by tapping it and sacrificing Cauldron Familiar, creating a Clue token, a Food token, and a Treasure token.
  2. Activate Clock of Omens by tapping two artifact tokens, untapping Witch's Oven.
  3. Activate Cauldron Familiar by sacrificing a Food token, returning it from your graveyard to the battlefield.
  4. Cauldron Familiar triggers, causing each opponent to lose 1 life and causing you to gain 1 life.
  5. Repeat.[END OF COMBO STEPS]

Result:
  - Infinite card draw
  - Infinite Clue tokens
  - Infinite colored mana
  - Infinite death triggers
  - Infinite draw triggers
  - Infinite enters the battlefield
  - Infinite lifegain
  - Infinite lifegain triggers
  - Infinite lifeloss
  - Infinite leaves the battlefield
  - Infinite sacrifice triggers
  - Infinite Treasure tokens
  - Infinite mana artifacts you control can produce
  - Infinite untap of artifacts you control[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - All permanants must be on the battlefield
[END OF COMBO PREREQUISITES]
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