How can you create a combo with Combat Celebrant, Savior of Ollenbock, Ashnod's Altar, Nim Deathmantle, Anger?
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[START OF COMBO]This combo can be formed with Combat Celebrant, Savior of Ollenbock, Ashnod's Altar, Nim Deathmantle, Anger

Color identity: RW
Mana cost: 
Steps:
  1. Declare the Combat Celebrant and Savior of Ollenbock as an attacker, choosing to exert Combat Celebrant as it attacks.
  2. Combat Celebrant and Savior of Ollenbock triggers.
  3. Resolve the Combat Celebrant triggers, untapping all other creatures you control and causing you to get an additional combat phase after this one.
  4. Resolve the Savior of Ollenbock triggers, holding priority, activate Ashnod's Altar by sacrificing Combat Celebrant, adding {C}{C}.
  5. Resolve the Savior of Ollenbock triggers, putting a +1/+! counter on itself and exiling Combat Celebrant from your graveyard.
  6. Activate Ashnod's Altar by sacrificing Savior of Ollenbock, adding {C}{C}.
  7. Savior of Ollenbock dies, triggering Nim Deathmantle and Savior of Ollenbock.
  8. Resolve the Nim Deathmantle trigger, causing you to pay {4} to return Savior of Ollenbock from your graveyard to the battlefield, and attach Nim Deathmantle to it.
  9. Resolve the Savior of Ollenbock trigger, putting Combat Celebrant onto the battlefield.
  10. Repeat.[END OF COMBO STEPS]

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

Other prerequisites:
  - Combat Celebrant must be on the battlefield
  - Savior of Ollenbock must be on the battlefield
  - Ashnod's Altar must be on the battlefield
  - Nim Deathmantle must be on the battlefield
  - Anger must be in the graveyard
[END OF COMBO PREREQUISITES]
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