How can you create a combo with Ashnod the Uncaring, Bonecaller Cleric, Dockside Extortionist, Viscera Seer?
user
[START OF COMBO]This combo can be formed with Ashnod the Uncaring, Bonecaller Cleric, Dockside Extortionist, Viscera Seer

Color identity: UBR
Mana cost: {3}{B}
Steps:
  1. Activate Viscera Seer by sacrificing Dockside Extortionist.
  2. Ashnod the Uncaring triggers, copying Viscera Seer's ability.
  3. Resolve both Viscera Seer abilities, causing you to scry 1 twice.
  4. Activate Bonecaller Cleric by paying {3}{B} and sacrificing it, targeting Dockside Extortionist.
  5. Ashnod the Uncaring triggers, copying Bonecaller Cleric's ability, with the copy targeting Bonecaller Cleric.
  6. Resolve both Bonecaller Cleric abilities, returning it and Dockside Extortionist to the battlefield from your graveyard.
  7. When Dockside Extortionist enters the battlefield, it triggers, creating at least three Treasure artifact tokens.
  8. Activate three Treasures by tapping and sacrificing them, adding {3}.
  9. Repeat.
  10. If opponents control four or more artifacts and/or enchantments, this combo nets infinite Treasure tokens.[END OF COMBO STEPS]

Result:
  - Infinite colored mana
  - Infinite death triggers
  - Infinite enters the battlefield
  - Infinite leaves the battlefield
  - Infinite sacrifice triggers
  - Infinite scry 1
  - Infinite Treasure tokens[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - All permanants must be on the battlefield
  - Opponents control at least four artifacts and/or enchantments.
[END OF COMBO PREREQUISITES]
assistant