How can you create a combo with Elminster, Chakram Retriever, Mystic Speculation?
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[START OF COMBO]This combo can be formed with Elminster, Chakram Retriever, Mystic Speculation

Color identity: WU
Mana cost: 
Steps:
  1. Activate Elminster's first loyalty ability by putting two loyalty counters on it, causing you to draw a card and scry 2.
  2. Activate a creature by tapping it, adding at least {U}.
  3. Cast Mystic Speculation with buyback by paying {U} due to Elminster.
  4. Chakram Retriever triggers , untapping the mana-producing creature.
  5. Resolve Mystic Speculation, causing you to scry 3 and return it to your hand.
  6. Repeat from step 2.[END OF COMBO STEPS]

Result:
  - Infinite magecraft triggers
  - Infinite scry 3
  - Infinite storm count[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - Elminster must be on the battlefield
  - Chakram Retriever must be on the battlefield
  - Mystic Speculation must be in your hand
  - You control a creature that can tap to produce at least {U}.
[END OF COMBO PREREQUISITES]
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