How can you create a combo with Yarus, Roar of the Old Gods, Ashcloud Phoenix, Altar of Dementia?
user
[START OF COMBO]This combo can be formed with Yarus, Roar of the Old Gods, Ashcloud Phoenix, Altar of Dementia

Color identity: RG
Mana cost: 
Steps:
  1. Activate Altar of Dementia by sacrificing Ashcloud Phoenix.
  2. When Ashcloud Phoenix dies, its first ability triggers, returning it from your graveyard to the battlefield face-down.
  3. Resolve the Altar of Dementia ability, causing target player to mill cards equal to Ashcloud Phoenix's power.
  4. Activate Altar of Dementia by sacrificing Ashcloud Phoenix.
  5. Yarus' second ability triggers, returning Ashcloud Phoenix from your graveyard to the battlefield face down, and then turning it face up.
  6. Ashcloud Phoenix's second ability triggers, dealing 2 damage to each player.
  7. Resolve the Altar of Dementia ability, causing target player to mill cards equal to Ashcloud Phoenix's power.
  8. Repeat.[END OF COMBO STEPS]

Result:
  - Near-infinite damage to all players
  - Near-infinite death triggers
  - Near-infinite enters the battlefield
  - Near-infinite leaves the battlefield
  - Near-infinite mill
  - Near-infinite sacrifice triggers
  - Near-infinite self-mill[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - All permanants must be on the battlefield
  - Your life total is at least 2 greater than the largest life total among your opponents.
[END OF COMBO PREREQUISITES]
assistant