How can you create a combo with Rings of Brighthearth, Aphetto Alchemist, Gilded Lotus?
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[START OF COMBO]This combo can be formed with Rings of Brighthearth, Aphetto Alchemist, Gilded Lotus

Color identity: U
Mana cost: 
Steps:
  1. Activate Gilded Lotus by tapping it, adding three mana of any color.
  2. Activate Aphetto Alchemist by tapping it.
  3. Rings of Brighthearth triggers, allowing you to pay {2} to copy Aphetto Alchemist's ability and choose a new target for the copy.
  4. Resolve both copies of Aphetto Alchemist's ability, untapping Aphetto Alchemist and Gilded Lotus.
  5. Repeat.
  6. Once you have infinite mana, you may untap any artifact or creature instead of Gilded Lotus in step 4.[END OF COMBO STEPS]

Result:
  - Infinite colored mana
  - Infinite untap of artifacts and creatures[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - All permanants must be on the battlefield
  - Aphetto Alchemist does not have summoning sickness.
[END OF COMBO PREREQUISITES]
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