How can you create a combo with Scute Mob, Bioshift, Sage of Hours, Isochron Scepter?
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[START OF COMBO]This combo can be formed with Scute Mob, Bioshift, Sage of Hours, Isochron Scepter

Color identity: GU
Mana cost: {2}
Steps:
  1. Activate Isochron Scepter by tapping it and paying {2}, casting a copy of Bioshift without paying its mana cost, targeting Scute Mob and Sage of Hours.
  2. Sage of Hours triggers, putting a +1/+1 counter on itself.
  3. Resolve the Bioshift copy, moving four +1/+1 counters from Scute Mob onto Sage of Hours.
  4. Activate Sage of Hours by removing all +1/+1 counters from it, generating an extra turn after this one.
  5. At the beginning of your extra turn's upkeep, Scute Mob triggers, putting four +1/+1 counters on itself.
  6. Repeat.[END OF COMBO STEPS]

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

Other prerequisites:
  - Scute Mob must be on the battlefield
  - Bioshift must be exiled
  - Sage of Hours must be on the battlefield
  - Isochron Scepter must be on the battlefield
  - You control at least five lands.
  - At least four +1/+1 counters on Scute Mob.
[END OF COMBO PREREQUISITES]
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