How can you create a combo with Phyrexian Devourer, Beacon of Tomorrows?
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[START OF COMBO]This combo can be formed with Phyrexian Devourer, Beacon of Tomorrows

Color identity: U
Mana cost: {6}{U}{U} each turn
Steps:
  1. Activate Phyrexian Devourer by exiling the top card of your library.
  2. Repeat step 1 until you have an empty library.
  3. Resolve the first Phyrexian Devourer ability, putting a number of +1/+1 counters on it.
  4. If Phyrexian Devourer's power is at least seven, it triggers, causing you to sacrifice it.
  5. Repeat from step 3 for each remaining trigger.
  6. Cast Beacon of Tomorrows by paying {6}{U}{U}, causing you to take an extra turn after this one and shuffle it into your library.
  7. Move to your next turn, drawing Beacon of Tomorrows from your library.
  8. Repeat from step 6.[END OF COMBO STEPS]

Result:
  - Exile your library
  - Infinite turns
  - Skip your draw step[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - Phyrexian Devourer must be on the battlefield
  - Beacon of Tomorrows must be in your hand
[END OF COMBO PREREQUISITES]
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