How can you create a combo with Orthion, Hero of Lavabrink, Dockside Extortionist, Staff of Domination?
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[START OF COMBO]This combo can be formed with Orthion, Hero of Lavabrink, Dockside Extortionist, Staff of Domination

Color identity: R
Mana cost: {1}{R}
Steps:
  1. Activate Orthion's first ability by paying {1}{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 six Treasure artifact tokens.
  3. Activate six Treasures by tapping and sacrificing them, adding {5}{R}.
  4. Activate Staff of Domination's third ability by paying {3} and tapping it, untapping Orthion.
  5. Activate Staff of Domination's first ability by paying {1}, untapping it.
  6. Repeat.
  7. If opponents control at least seven artifacts and/or enchantments, this combo nets infinite Treasure tokens and colored mana, and you may then target any other creature using Orthion's ability, or use any of Staff of Domination's other abilities.[END OF COMBO STEPS]

Result:
  - Infinite card draw
  - Infinite colored mana
  - Infinite copies of creatures you control
  - Infinite creature tokens with haste
  - Infinite draw triggers
  - Infinite enters the battlefield
  - Infinite lifegain
  - Infinite lifegain triggers
  - Infinite mana creatures you control can produce
  - Infinite Treasure tokens
  - Infinite untap of creatures you control[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - All permanants must be on the battlefield
  - Orthion does not have summoning sickness.
  - Opponents control at least six artifacts and/or enchantments.
[END OF COMBO PREREQUISITES]
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