Damien Darhk is hell-bent on sending the world up in nuclear flames in Arrow‘s Season 4 finale.
With an entire city already wiped out, an entire neighborhood in Star City decimated, and the death toll in the tens of thousands, the stakes have never been higher.
Watch the extended trailer below.
Also, check out this comic teaser.
OLIVER TEAMS UP WITH A SURPRISING FORCE TO STOP DAMIEN DARHK
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.
Arrow airs Wednesdays at 8pm EST on The CW.SuperFable