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

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

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

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