Arrow 4x23 Extended Promo “Schism“ (HD) Season Finale

Arrow 4x23 “Schism“ (Season Finale) - Oliver (Stephen Amell) teams up with a surprising force in an attempt to stop Damien Darhk (guest star Neal McDonough) and his magic once and for all. John Behring directed the episode with story by Greg Berlanti and teleplay by Wendy Mericle and Marc Guggenheim (#423). Original airdate 5/25/2016. Subscribe to tvpromosdb on Youtube for more Arrow season 4 promos in HD! Official website: Official Twitter page: