How can you create a combo with Basalt Monolith, Katsumasa, the Animator, Biomancer's Familiar?
user
[START OF COMBO]This combo can be formed with Basalt Monolith, Katsumasa, the Animator, Biomancer's Familiar

Color identity: GU
Mana cost: {2}{U}
Steps:
  1. Activate Katsumasa by paying {2}{U}, causing Basalt Monolith to become an 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 last ability by paying {1}, 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.
[END OF COMBO PREREQUISITES]
assistant