How can you create a combo with Voltaic Key, Rings of Brighthearth, Timeless Lotus?
user
[START OF COMBO]This combo can be formed with Voltaic Key, Rings of Brighthearth, Timeless Lotus

Color identity: WUBRG
Mana cost: 
Steps:
  1. Activate Timeless Lotus by tapping it, adding {W}{U}{B}{R}{G}.
  2. Activate Voltaic Key by paying {1} and tapping it, targeting itself.
  3. Rings of Brighthearth triggers, causing you to pay {2} to copy Voltaic Key's ability, targeting Timeless Lotus.
  4. Resolve both Voltaic Key abilities, untapping it and Timeless Lotus.
  5. Repeat.[END OF COMBO STEPS]

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

Other prerequisites:
  - All permanants must be on the battlefield
[END OF COMBO PREREQUISITES]
assistant