How can you create a combo with Underworld Breach, Altar of Dementia, Cathodion?
user
[START OF COMBO]This combo can be formed with Underworld Breach, Altar of Dementia, Cathodion

Color identity: R
Mana cost: 
Steps:
  1. Activate Altar of Dementia by sacrificing Cathodion.
  2. Cathodion triggers, adding {C}{C}{C}.
  3. Resolve the Altar of Dementia ability, causing yourself to mill cards equal to Cathodion's power.
  4. Cast Cathodion from your graveyard for its escape cost by paying {3} and exiling three cards from your graveyard.
  5. Repeat.[END OF COMBO STEPS]

Result:
  - Infinite self-mill
  - Near-infinite death triggers
  - Near-infinite enters the battlefield
  - Near-infinite leaves the battlefield
  - Near-infinite sacrifice triggers
  - Near-infinite storm count[END OF COMBO RESULT][END OF COMBO]

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