How can you create a combo with Vhal, Candlekeep Researcher, Sword of the Paruns?
user
[START OF COMBO]This combo can be formed with Vhal, Candlekeep Researcher, Sword of the Paruns

Color identity: U
Mana cost: 
Steps:
  1. Activate Vhal by tapping it, adding at least {C}{C}{C}{C}.
  2. Activate Sword of the Paruns by paying {3}, untapping Vhal.
  3. Repeat.[END OF COMBO STEPS]

Result:
  - Infinite colorless mana that cannot be spent to cast spells from your hand[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - All permanants must be on the battlefield
  - Sword of the Paruns attached to Vhal.
  - Vhal has at least four toughness.
  - Vhal does not have summoning sickness.
[END OF COMBO PREREQUISITES]
assistant