How can you create a combo with Dramatic Reversal, Isochron Scepter?
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[START OF COMBO]This combo can be formed with Dramatic Reversal, Isochron Scepter

Color identity: U
Mana cost: 
Steps:
  1. Activate all mana-producing nonland permanents you control by tapping them, adding at least {3}.
  2. Activate Isochron Scepter by paying {2} and tapping it, casting a copy of Dramatic Reversal without paying it's mana cost.
  3. Resolve Dramatic Reversal, untapping all nonland permanents you control.
  4. Repeat.[END OF COMBO STEPS]

Result:
  - Infinite magecraft triggers
  - Infinite mana nonland permanents you control can produce
  - Infinite storm count
  - Infinite untap of nonland permanents you control[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - Dramatic Reversal must be exiled
  - Isochron Scepter must be on the battlefield
  - Nonland permanents you control can tap to produce at least {3}.
[END OF COMBO PREREQUISITES]
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