How can you create a combo with Gonti's Aether Heart, Mishra, Eminent One, The Underworld Cookbook?
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[START OF COMBO]This combo can be formed with Gonti's Aether Heart, Mishra, Eminent One, The Underworld Cookbook

Color identity: UBR
Mana cost: 
Steps:
  1. At the beginning of combat, Mishra triggers, creating a 4/4 artifact creature token copy of Gonti's Aether Heart named Mishra's Warform.
  2. Mishra's Warform enters the battlefield, triggering itself and Gonti's Aether Heart, causing you to get four energy counters.
  3. Activate The Underworld Cookbook by tapping it and discarding a card, creating a Food artifact token.
  4. The Food token enters the battlefield, triggering Mishra's Warform and Gonti's Aether Heart, causing you to get four energy counters.
  5. Activate Mishra's Warform by paying eight energy counters and exiling it, taking an extra turn after this one.
  6. Repeat each turn.[END OF COMBO STEPS]

Result:
  - Infinite turns[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - All permanants must be on the battlefield
  - An additional card in hand.
[END OF COMBO PREREQUISITES]
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