How can you create a combo with Ruthless Technomancer, Dockside Extortionist, Altar of Dementia?
user
[START OF COMBO]This combo can be formed with Ruthless Technomancer, Dockside Extortionist, Altar of Dementia

Color identity: BR
Mana cost: {1}{R}
Steps:
  1. Cast Dockside Extortionist by paying {1}{R}.
  2. When Dockside Extortionist enters the battlefield, it triggers, creating at least five Treasure tokens.
  3. Activate three Treasure tokens by tapping and sacrificing them, adding {2}{B}.
  4. Activate Altar of Dementia by sacrificing Dockside Extortionist, causing target player to mill cards equal to Dockside Extortionist's power.
  5. Activate Ruthless Technomancer by paying {2}{B} and sacrificing a Treasure token, returning Dockside Extortionist from your graveyard to the battlefield.
  6. Repeat from step 2.[END OF COMBO STEPS]

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

Other prerequisites:
  - Ruthless Technomancer must be on the battlefield
  - Dockside Extortionist must be in your hand
  - Altar of Dementia must be on the battlefield
  - Opponents control at least five artifacts and/or enchantments.
[END OF COMBO PREREQUISITES]
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