How can you create a combo with Ioreth of the Healing House, The Eleventh Hour, Vizier of Tumbling Sands, Akroma's Memorial?
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[START OF COMBO]This combo can be formed with Ioreth of the Healing House, The Eleventh Hour, Vizier of Tumbling Sands, Akroma's Memorial

Color identity: U
Mana cost: 
Steps:
  1. At the beginning of your precombat main phase, The Eleventh Hour triggers, putting a lore counter on itself.
  2. The Eleventh Hour's third chapter ability triggers, creating a token copy of Vizier of Tumbling Sands that is a legendary creature named Prisoner Zero.
  3. Activate Ioreth of the Healing House's second ability by tapping it, untapping Prisoner Zero and any other legendary creature.
  4. Activate Prisoner Zero by tapping it, untapping Ioreth of the Healing House.
  5. Repeat from step 3.[END OF COMBO STEPS]

Result:
  - Infinite mana legendary creatures you control can produce
  - Infinite untap of legendary creatures you control[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - All permanants must be on the battlefield
  - Vizier of Tumbling Sands and Ioreth of the Healing House do not have summoning sickness.
  - There is at least one other legendary creature on the battlefield.
  - The Eleventh Hour has exactly two lore counters on it.
[END OF COMBO PREREQUISITES]
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