How can you create a combo with Dockside Extortionist, Lithoform Engine, Leave // Chance, Tidal Barracuda?
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[START OF COMBO]This combo can be formed with Dockside Extortionist, Lithoform Engine, Leave // Chance, Tidal Barracuda

Color identity: URW
Mana cost: {1}{R}
Steps:
  1. Cast Dockside Extortionist by paying {1}{R}.
  2. Dockside Extortionist enters the battlefield, creating at least ten Treasure tokens.
  3. Activate seven Treasure tokens by tapping and sacrificing them, adding {5}{R}{W}.
  4. Cast Leave by paying {1}{W}.
  5. Holding priority, activate Lithoform Engine's second ability by paying {3} and tapping it, copying Leave.
  6. Resolve the copy of Leave, returning Dockside Extortionist and Lithoform Engine from the battlefield to your hand.
  7. Cast Dockside Extortionist by paying {1}{R}.
  8. Dockside Extortionist enters the battlefield, creating at least ten Treasure tokens.
  9. Activate nine Treasure tokens by tapping and sacrificing them, adding {8}{R}.
  10. Cast Lithoform Engine by paying {4}.
  11. Repeat from step 5.[END OF COMBO STEPS]

Result:
  - Infinite colored mana
  - Infinite enters the battlefield
  - Infinite leaves the battlefield
  - Infinite magecraft triggers
  - Infinite storm count
  - Infinite Treasure tokens[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - Dockside Extortionist must be in your hand
  - Lithoform Engine must be on the battlefield
  - Leave // Chance must be in your hand
  - Tidal Barracuda must be on the battlefield
  - Opponents control at least ten artifacts and/or enchantments.
[END OF COMBO PREREQUISITES]
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