In the wake of Tobias Church's death on "Arrow," Star City is now vulnerable to the attacks of new criminals, and fertile ground for new vigilantes. In the promo for next week's episode, titled "Vigilante," a new masked player enters the scene. Airing Nov. 16, the episode will introduce the DC Comics character Vigilante, who is in all likelihood new District Attorney Adrian Chase.

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Next week's episode will also reveal whatever secrets Quentin Lance is hiding -- one of which could lead to the identity of Prometheus.

ARROW “Vigilante” — (8:00-9:00 p.m. ET) (TV-14,V) (HDTV) DOLPH LUNDGREN “ROCKY” GUEST STARS – When the bodies of two criminals are dropped at SCPD, Oliver (Stephen Amell) realizes there is a new Vigilante in Star City. The team is split about whether they should stop someone who is helping keep the city safe. Diggle (David Ramsey) is frustrated with his new situation and Thea (Willa Holland) fights for Lance (Paul Blackthorne) who confesses a shocking secret. Meanwhile, in the flashbacks, Oliver finally sits down with Konstantin Kovar (guest star Dolph Lundgren) (#507). Original air date 11/16/2016.

Airing Wednesdays at 8 p.m. ET/PT on The CW, "Arrow" stars Stephen Amell, Emily Bett Rickards, David Ramsey, John Barrowman and Willa Holland.