How can you create a combo with Magistrate's Scepter, Coretapper, Pemmin's Aura?
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[START OF COMBO]This combo can be formed with Magistrate's Scepter, Coretapper, Pemmin's Aura

Color identity: U
Mana cost: {U}{U} each turn
Steps:
  1. Activate Coretapper's first ability by tapping it, putting a charge counter on Magistrate's Scepter.
  2. Activate Pemmin's Aura's first ability by paying {U}, untapping Coretapper.
  3. Repeat from step 1 one additional time.
  4. Activate Coretapper's first ability by tapping it, putting a charge counter on Magistrate's Scepter.
  5. Activate Magistrate's Scepter's second ability by tapping and removing three charge counters from it, causing you to take an extra turn after this one.
  6. Repeat each turn.[END OF COMBO STEPS]

Result:
  - Infinite turns[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - All permanants must be on the battlefield
  - Pemmin's Aura attached to Coretapper.
  - Coretapper does not have summoning sickness.
[END OF COMBO PREREQUISITES]
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