How can you create a combo with Danitha, Benalia's Hope, Fool's Demise, Altar of Dementia?
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[START OF COMBO]This combo can be formed with Danitha, Benalia's Hope, Fool's Demise, Altar of Dementia

Color identity: WU
Mana cost: 
Steps:
  1. Activate Altar of Dementia by sacrificing Danitha.
  2. Danitha dies, triggering Fool's Demise's first and second abilities.
  3. Resolve the second Fool's Demise trigger, returning Fool's Demise from your graveyard to your hand.
  4. Resolve the first Fool's Demise trigger, returning Danitha from your graveyard to the battlefield.
  5. Danitha enters the battlefield, putting Gift of Immortality from your hand onto the battlefield attached to Danitha.
  6. Resolve the Altar of Dementia ability from step 1, causing target player to mill cards equal to Danitha's power.
  7. Repeat.[END OF COMBO STEPS]

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

Other prerequisites:
  - All permanants must be on the battlefield
  - Fool's Demise attached to Danitha.
[END OF COMBO PREREQUISITES]
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