How can you create a combo with Galvanic Key, Rings of Brighthearth, Everflowing Chalice?
user
[START OF COMBO]This combo can be formed with Galvanic Key, Rings of Brighthearth, Everflowing Chalice

Color identity: C
Mana cost: 
Steps:
  1. Activate Everflowing Chalince by tapping it, adding at least {6}.
  2. Activate Galvanic Key by paying {3} and tapping it.
  3. When you activate Galvanic Key, Rings of Brighthearth triggers, causing you to pay {2} to copy that ability.
  4. Resolve one copy of the Galvanic Key ability, untapping Everflowing Chalice.
  5. Repeat.[END OF COMBO STEPS]

Result:
  - Infinite colorless mana
  - Infinite untap of artifacts[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - All permanants must be on the battlefield
  - At least six charge counters on Everflowing Chalice.
[END OF COMBO PREREQUISITES]
assistant