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

Color identity: RWB
Mana cost: 
Steps:
  1. Activate Altar of Dementia by sacrificing Snubhorn Sentry.
  2. When Snubhorn Sentry dies, Pitiless Plunderer triggers, creating a Treasure artifact token.
  3. Resolve the Altar of Dementia ability, causing you to mill cards equal to Snubhorn Sentry's power.
  4. Activate the Treasure by tapping and sacrificing it, adding {W}.
  5. Cast Snubhorn Sentry from your graveyard by paying {W} plus exiling three other cards from your graveyard.
  6. 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
  - You have the city's blessing.
[END OF COMBO PREREQUISITES]
assistant