How can you create a combo with Phenax, God of Deception, Eater of the Dead?
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[START OF COMBO]This combo can be formed with Phenax, God of Deception, Eater of the Dead

Color identity: UB
Mana cost: 
Steps:
  1. Tap Eater using the obtained activated ability from Phenax, milling your opponent for 4 cards.
  2. If, after the mill, a creature card exists in any graveyard, pay {0} and exile a creature card from a graveyard for Eater's activated ability to untap it.
  3. Repeat until you've milled out your opponent or run out of creature cards in graveyards to exile.[END OF COMBO STEPS]

Result:
  - Mills your opponents' libraries out
  - The combo depends on the number of creature cards in your opponents' collective graveyards[END OF COMBO RESULT][END OF COMBO]

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