How can you create a combo with Dargo, the Shipwrecker, Underworld Breach, Lotus Petal, Altar of Dementia?
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[START OF COMBO]This combo can be formed with Dargo, the Shipwrecker, Underworld Breach, Lotus Petal, Altar of Dementia

Color identity: R
Mana cost: 
Steps:
  1. Activate Lotus Petal by tapping and sacrificing it, adding {R}.
  2. Cast Dargo from the command zone by paying {R}.
  3. Activate Altar of Dementia by sacrificing Dargo.
  4. Choose to return Dargo to the command zone from your graveyard.
  5. Resolve the Altar of Dementia ability, causing you to mill cards equal to Dargo's power.
  6. Cast Lotus Petal from your graveyard by paying {0} and exiling three other cards from your graveyard.
  7. Repeat.
  8. Once you have milled your library, you may target other players using Altar of Dementia's ability.[END OF COMBO STEPS]

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

Other prerequisites:
  - Dargo, the Shipwrecker must be in the command zone
  - Underworld Breach must be on the battlefield
  - Lotus Petal must be on the battlefield
  - Altar of Dementia must be on the battlefield
  - You have sacrificed at least three artifacts and/or creatures this turn, plus an additional artifact or creature for each time you've cast Dargo from the command zone this game.
[END OF COMBO PREREQUISITES]
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