How can you create a combo with Dualcaster Mage, Sevinne's Reclamation, Altar of Dementia?
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[START OF COMBO]This combo can be formed with Dualcaster Mage, Sevinne's Reclamation, Altar of Dementia

Color identity: RW
Mana cost: {3}{W}{R}{R}
Steps:
  1. Cast Sevinne's Reclamation by paying {2}{W}, targeting any valid target in the graveyard.
  2. In response, cast Dualcaster Mage by paying {1}{R}{R}.
  3. Dualcaster Mage enters the battlefield, triggering itself, targeting Sevinne's Reclamation.
  4. In response, activate Altar of Dementia by sacrificing Dualcaster Mage, causing target player to mill two cards.
  5. Resolve the Dualcaster Mage trigger, putting a copy of Sevinne's Reclamation on the stack targeting Dualcaster Mage.
  6. Resolve the Sevinne's Reclamation copy, returning Dualcaster Mage from your graveyard to the battlefield.
  7. Repeat from step 3.[END OF COMBO STEPS]

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

Other prerequisites:
  - Dualcaster Mage must be in your hand
  - Sevinne's Reclamation must be in your hand
  - Altar of Dementia must be on the battlefield
  - Any permanent card with mana value 3 or less in your graveyard.
[END OF COMBO PREREQUISITES]
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