How can you create a combo with Rograkh, Son of Rohgahh, Bolas's Citadel, Mortuary, Ashnod's Altar?
user
[START OF COMBO]This combo can be formed with Rograkh, Son of Rohgahh, Bolas's Citadel, Mortuary, Ashnod's Altar

Color identity: BR
Mana cost: 
Steps:
  1. Cast Rograkh either from your hand, from the command zone or from the top of your library by paying {0} plus commander tax, if applicable.
  2. Activate Ashnod's Altar by sacrificing Rograkh, adding {C}{C}.
  3. When Rograkh dies, Mortuary triggers, putting Rograkh from your graveyard on top of your library.
  4. Repeat.[END OF COMBO STEPS]

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

Other prerequisites:
  - Rograkh, Son of Rohgahh must be in your hand or in the command zone or in the library
  - Bolas's Citadel must be on the battlefield
  - Mortuary must be on the battlefield
  - Ashnod's Altar must be on the battlefield
  - You have enough mana to pay for commander tax if Rograkh is your commander.
[END OF COMBO PREREQUISITES]
assistant