How can you create a combo with Will, Scion of Peace, Phyrexian Altar, Deekah, Fractal Theorist, Mystic Speculation?
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[START OF COMBO]This combo can be formed with Will, Scion of Peace, Phyrexian Altar, Deekah, Fractal Theorist, Mystic Speculation

Color identity: WU
Mana cost: {U}
Steps:
  1. Activate Will by tapping it, reducing the cost of all white and/or blue spells you cast this turn by at least {2}.
  2. Cast Mystic Speculation with buyback by paying {U} due to Will's ability.
  3. Deekah triggers, creating a 0/0 Fractal creature token, and then putting a +1/+1 counter on the Fractal.
  4. Resolve Mystic Speculation, causing you to scry 3 and return it to your hand.
  5. Activate Phyrexian Altar by sacrificing the Fractal, adding {U}.
  6. Repeat from step 2.[END OF COMBO STEPS]

Result:
  - Infinite death triggers
  - Infinite enters the battlefield
  - Infinite leaves the battlefield
  - Infinite magecraft triggers
  - Infinite sacrifice triggers
  - Infinite scry 3
  - Infinite storm count[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - Will, Scion of Peace must be on the battlefield
  - Phyrexian Altar must be on the battlefield
  - Deekah, Fractal Theorist must be on the battlefield
  - Mystic Speculation must be in your hand
  - You have gained at least 2 life this turn.
  - Will does not have summoning sickness.
[END OF COMBO PREREQUISITES]
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