How can you create a combo with Invasion of Arcavios // Invocation of the Founders, Replication Technique, Dockside Extortionist?
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[START OF COMBO]This combo can be formed with Invasion of Arcavios // Invocation of the Founders, Replication Technique, Dockside Extortionist

Color identity: UR
Mana cost: {4}{U}
Steps:
  1. Cast Replication Technique by paying {4}{U}, targeting Invasion of Arcavios.
  2. Replication Technique's demonstrate ability triggers, causing you and an opponent to copy it, with your copy targeting Dockside Extortionist.
  3. Resolve your copy of Replication Technique, creating a token copy of Dockside Extortionist.
  4. When the token Dockside Extortionist enters the battlefield, it triggers, creating at least five Treasure tokens.
  5. Resolve the original Replication Technique, creating a token copy of Invasion of Arcavios.
  6. When the token Invasion of Arcavios enters the battlefield, it triggers, returning Replication Technique to your hand from your graveyard.
  7. Activate five Treasures by tapping and sacrificing them, adding {4}{U}.
  8. Repeat.
  9. If opponents control at least six artifacts and/or enchantments, this combo will net infinite Treasure tokens.[END OF COMBO STEPS]

Result:
  - Infinite colored mana
  - Infinite copies of Replication Technique for opponents
  - Infinite creature tokens
  - Infinite enters the battlefield
  - Infinite magecraft triggers for all players
  - Infinite storm count
  - Infinite Treasure tokens[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - Invasion of Arcavios // Invocation of the Founders must be on the battlefield
  - Replication Technique must be in your hand
  - Dockside Extortionist must be on the battlefield
  - Opponents control at least five artifacts and/or enchantments.
[END OF COMBO PREREQUISITES]
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