How can you create a combo with Golgari Thug, Dross Harvester, Bolas's Citadel, Altar of Dementia?
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[START OF COMBO]This combo can be formed with Golgari Thug, Dross Harvester, Bolas's Citadel, Altar of Dementia

Color identity: B
Mana cost: 
Steps:
  1. Activate Altar of Dementia by sacrificing Golgari Thug.
  2. Golgari Thug dies, triggering itself and Dross Harvester.
  3. Resolve the Golgari Thug trigger, putting itself on top of your library from your graveyard.
  4. Resolve the Dross Harvester trigger, causing you to gain two life.
  5. Resolve the Altar of Dementia ability from step 1, causing target player to mill cards equal to Golgari Thug's power.
  6. Cast Golgari Thug from the top of your library by paying 2 life.
  7. Repeat.[END OF COMBO STEPS]

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

Other prerequisites:
  - All permanants must be on the battlefield
[END OF COMBO PREREQUISITES]
assistant