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Watch The Flash Season 4 Episode 21 Online

  • 7.7/10
  • COUNTRIES: United States of America
  • Subtitles: English

With DeVoe's Enlightenment device nearly complete, in order to disable it The Flash and his team must put their faith in an unlikely ally – Amunet Black. Meanwhile, Harry hits an all-time low when the "Council of Wells" kicks him out but then Cisco introduces him to the "Council of Harrisons."