How can you create a combo with Havengul Lich, Rooftop Storm, Ashnod's Altar?
user
[START OF COMBO]This combo can be formed with Havengul Lich, Rooftop Storm, Ashnod's Altar

Color identity: UB
Mana cost: {1}
Steps:
  1. Activate Havengul Lich by paying {1}, allowing you to cast the Zombie card from your graveyard this turn.
  2. Cast the Zombie from your graveyard by paying {0} due to Rooftop Storm.
  3. Activate Ashnod's Altar by sacrificing the Zombie cast in step 2, adding {C}{C}.
  4. Repeat.[END OF COMBO STEPS]

Result:
  - Infinite leaves the battlefield
  - Infinite enters the battlefield
  - Infinite sacrifice triggers
  - Infinite death triggers
  - Infinite colorless mana
  - Infinite storm count[END OF COMBO RESULT][END OF COMBO]

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