The Argus storyline starts in patch 7.3.0 and deals with the heroes of Azeroth traveling to Argus, the former homeworld of the eredar before their corruption by Sargeras, to end the threat of the Burning Legion once and for all.
- Main article: Krokuun storyline
The adventurers of the Alliance and Horde first travel from Stormwind City and Orgrimmar respectively to Azuremyst Isle, where a new draenei vessel, the Vindicaar, has been prepared to cross the new dimensional rift between Azeroth and Argus. In Krokuun, the forces of Azeroth are united with the Army of the Light, whose dimensional ship the Xenedar has crashed on the surface of the planet, and with the long-lost High Exarch Turalyon and Lady Alleria Windrunner. The adventurers revive the prime naaru Xe'ra with the help of her core, .
- Main article: Mac'Aree storyline
In Mac'Aree, the adventurers follow Prophet Velen in reliving Argus's past as the seat of the eredar civilization, its eventual fall to Sargeras and the Legion, and the flight of the draenei refugees under Velen's leadership. The goal in this zone is to restore the Crown of the Triumvirate by recovering its two missing parts: the and the Crest of Knowledge.
- Main article: Antoran Wastes storyline
The Antoran Wastes storyline deals with preparing the final assault on Antorus, the Burning Throne, where Sargeras is seeking to revive the titans of the Pantheon and twist them into loyalty to himself.
- Patch 7.3.0 (2017-08-29): Added.