How can you create a combo with Minn, Wily Illusionist, Phantasmal Dreadmaw, Fool's Demise, Altar of Dementia?
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[START OF COMBO]This combo can be formed with Minn, Wily Illusionist, Phantasmal Dreadmaw, Fool's Demise, Altar of Dementia

Color identity: U
Mana cost: 
Steps:
  1. Activate Altar of Dementia by sacrificing another Illusion with power five or greater.
  2. The Illusion dies, triggering Minn's second ability, putting Fool's Demise from your hand onto the battlefield attached to Phantasmal Dreadmaw.
  3. Resolve the Altar of Dementia ability, causing target player to mill cards equal to the sacrificed creature's power.
  4. Activate Altar of Dementia by sacrificing Phantasmal Dreadmaw.
  5. Phantasmal Dreadmaw dies, triggering Minn's second ability and Fool's Demise's first and second abilities.
  6. Resolve the second Fool's Demise trigger, returning it from your graveyard to your hand.
  7. Resolve the first Fool's Demise trigger, returning Phantasmal Dreadmaw from your graveyard to the battlefield.
  8. Resolve the Minn trigger, putting Fool's Demise from your hand onto the battlefield attached to Phantasmal Dreadmaw.
  9. Resolve the Altar of Dementia ability from step 4, Resolve the Altar of Dementia ability, causing target player to mill cards equal to Phantasmal Dreadmaw's power.
  10. Repeat from step 4.[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:
  - Minn, Wily Illusionist must be on the battlefield
  - Phantasmal Dreadmaw must be on the battlefield
  - Fool's Demise must be in your hand
  - Altar of Dementia must be on the battlefield
  - You control another Illusion with power five or greater.
[END OF COMBO PREREQUISITES]
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