How can you create a combo with Saheeli, the Sun's Brilliance, Dockside Extortionist, Pemmin's Aura?
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[START OF COMBO]This combo can be formed with Saheeli, the Sun's Brilliance, Dockside Extortionist, Pemmin's Aura

Color identity: UR
Mana cost: {U}{R}
Steps:
  1. Activate Saheeli by paying {U}{R} and tapping it, creating a token copy of Dockside Extortionist with haste.
  2. When the token Dockside Extortionist enters the battlefield, it triggers, creating at least three Treasure artifact tokens.
  3. Activate three Treasures by tapping and sacrificing them, adding {U}{U}{R}.
  4. Activate Pemmin's Aura's first ability by paying {U}, untapping Saheeli.
  5. Repeat.[END OF COMBO STEPS]

Result:
  - Infinite creature tokens with haste
  - Infinite enters the battlefield
  - Infinite mana of any color
  - Infinite Treasures[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.
  - Pemmin's Aura attached to Saheeli.
  - Saheeli does not have summoning sickness.
[END OF COMBO PREREQUISITES]
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