How can you create a combo with Summon the School, Paradox Engine?
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[START OF COMBO]This combo can be formed with Summon the School, Paradox Engine

Color identity: W
Mana cost: 
Steps:
  1. Cast Summon the School for {3}{W}.
  2. Paradox Egine triggers, untapping your nonlands permanents.
  3. Tap your nonland permanents for at least {3}{W}.
  4. Summon the School resolves, creating two 1/1 Merfolk tokens.
  5. Tap 4 Merfolk you control to return Summon the School to your hand.
  6. Repeat for infinite mana, storm, and merfolk tokens.[END OF COMBO STEPS]

Result:
  - Infinite colored mana
  - Infinite colorless mana
  - Infinite creature tokens
  - Infinite enters the battlefield
  - Infinite nonland permanent untaps
  - Infinite storm count[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - Summon the School must be in your hand
  - Paradox Engine must be on the battlefield
  - You control nonland permanents that can tap for at least {3}{W}.
  - You control at least 2 additional Merfolk permanents.
[END OF COMBO PREREQUISITES]
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