How can you create a combo with Vesperlark, Phantasmal Image, Altar of Dementia?
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[START OF COMBO]This combo can be formed with Vesperlark, Phantasmal Image, Altar of Dementia

Color identity: WU
Mana cost: 
Steps:
  1. Activate Altar of Dementia by sacrificing Phantasmal Image.
  2. When Phantasmal Image dies, it triggers, returning itself from your graveyard to the battlefield as a copy of Vesperlark.
  3. Resolve the Altar of Dementia ability, causing target player to mill cards equal to Phantasmal Image's power.
  4. 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
[END OF COMBO PREREQUISITES]
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