How can you create a combo with Combat Celebrant, Adarkar Valkyrie, Anger, Altar of Dementia?
user
[START OF COMBO]This combo can be formed with Combat Celebrant, Adarkar Valkyrie, Anger, Altar of Dementia

Color identity: RW
Mana cost: 
Steps:
  1. Activate Adarkar Valkyrie by tapping it, targeting Combat Celebrant.
  2. Declare Combat Celebrant as an attacker, choosing to exert it as it attacks.
  3. Combat Celebrant triggers, untapping all other creatures you control and causing you to get an additional combat phase after this one.
  4. Activate Altar of Dementia by sacrificing Combat Celebrant.
  5. Combat Celebrant dies, triggering Adarkar Valkyrie, returning Combat Celebrant from your graveyard to the battlefield.
  6. Resolve the Altar of Dementia ability, causing target player to mill cards equal to Combat Celebrant's power.
  7. Repeat.[END OF COMBO STEPS]

Result:
  - Infinite combat phases
  - Infinite death triggers
  - Infinite enters the battlefield
  - Infinite leaves the battlefield
  - Infinite mill
  - Infinite sacrifice triggers
  - Infinite self-mill[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - Combat Celebrant must be on the battlefield
  - Adarkar Valkyrie must be on the battlefield
  - Anger must be in the graveyard
  - Altar of Dementia must be on the battlefield
  - You control a Mountain.
[END OF COMBO PREREQUISITES]
assistant