How can you create a combo with Basalt Monolith, Tough Cookie, Agatha of the Vile Cauldron?
user
[START OF COMBO]This combo can be formed with Basalt Monolith, Tough Cookie, Agatha of the Vile Cauldron

Color identity: RG
Mana cost: {1}{G} at most
Steps:
  1. Activate Tough Cookie's first ability by paying at most {1}{G}, causing Basalt Monolith to become a 4/4 artifact creature until end of turn.
  2. Activate Basalt Monolith's first ability by tapping it, adding {C}{C}{C}.
  3. activate Basalt Monolith's second ability by paying at most {2}, untapping it.
  4. Repeat from step 2.[END OF COMBO STEPS]

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

Other prerequisites:
  - All permanants must be on the battlefield
  - Basalt Monolith does not have summoning sickness.
  - Agatha of the Vile Cauldron has power 1 or greater.
[END OF COMBO PREREQUISITES]
assistant