Arrow 4x22 Extended Promo/Preview "Lost in the Flood" Arrow Season 4 Episode 22 Extended Promo Arrow Season 4 Episode 22 Extended Preview Arrow 4x22 Extended Promo "Lost in the Flood" (HD). Subscribe To our Promos Channel For Daily Update : https://goo.gl/dcYaUt Like us on Facebook : https://www.facebook.com/promotvshow/ Follow us on TWITTER: https://twitter.com/PromosVision