How can you create a combo with Dockside Extortionist, Naru Meha, Master Wizard, Step Through, Emergence Zone?
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[START OF COMBO]This combo can be formed with Dockside Extortionist, Naru Meha, Master Wizard, Step Through, Emergence Zone

Color identity: UR
Mana cost: {5}{U}{U}{R}
Steps:
  1. Activate Emergence Zone's second ability by paying {1}, allowing you to cast spells this turn as though they have flash.
  2. Cast Dockside Extortionist by paying {1}{R}.
  3. When Dockside Extortionist enters the battlefield, it triggers, creating at least seven Treasure tokens.
  4. Activate six Treasure tokens by tapping and sacrificing them, adding {3}{U}{U}{R}.
  5. Cast Step Through by paying {3}{U}{U}, targeting any two creatures.
  6. Holding priority, cast Naru Meha by paying {2}{U}{U}.
  7. When Naru Meha enters the battlefield, it triggers, copying Step Through, targeting Dockside Extortionist and Naru Meha.
  8. Resolve the copy of Step Through, returning Dockside Extortionist and Naru Meha from the battlefield to your hand.
  9. Repeat steps 2-4 one additional time.
  10. Repeat from step 6.[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
  - Naru Meha, Master Wizard must be in your hand
  - Step Through must be in your hand
  - Emergence Zone must be on the battlefield
  - Opponents control at least seven artifacts and/or enchantments.
  - There is at least one other creature on the battlefield.
[END OF COMBO PREREQUISITES]
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