Slabside becomes even more dangerous after a guard is murdered and everyone is a suspect. Felicity enlists help from a surprising source in her pursuit of Diaz, and Laurel flexes…

Felicity learns something new about Oliver that shocks her. Meanwhile, Diggle asks Curtis to go undercover for ARGUS. Dinah works with an unlikely ally.

With a new ally on his team, Oliver engages Diaz in an epic final battle.

Diaz targets Team Arrow and their loved ones. Oliver struggles with Felicity putting herself in danger when she gets the chance to stop Diaz for good.

Oliver turns to an old friend to help battle Diaz; Rene is out of the hospital but has a hard time readjusting to life as Wild Dog; Lance discovers something…

Oliver and Diggle face their biggest challenge yet. Curtis is disappointed to find out his new boyfriend has a firm anti-vigilante stance.

Oliver and Thea are shocked to hear that Roy Harper is back in Star City. However, when they discover the circumstances of Roy’s return, Oliver and Thea realize that Roy…

Cayden James discovers a secret about the Green Arrow that pushes him over the edge. Knowing everyone and everything he loves is in danger, Oliver must decide if he can…

Oliver continues his battle with Cayden James. Dinah and Oliver have a major disagreement that endangers the life of one of their own.

Despite losing half his team, Oliver remains confident that he, Felicity and Diggle can stop Cayden James and Black Siren. However, when he discovers one of Cayden’s secrets, he decides…

Quentin Lance is kidnapped by Black Siren and Cayden James, who are looking to trade Lance’s life for a weapon of mass destruction. Oliver and Team Green Arrow must figure…

Oliver tries to balance being the mayor, Green Arrow and a father to William. Anatoly returns to Star City with a deadly agenda.

Oliver faces the forced release of criminals prosecuted by Adrian Chase, while a crate is delivered to Oliver’s office containing a corpse in concrete.

Diggle and Felicity are shocked by Oliver’s decision to ask the Bratva for help in taking down Prometheus.

Prometheus goes to extreme lengths to destroy Oliver. In flashbacks, Oliver’s violent tendencies come to a head in a confrontation with Anatoly.

When Vigilante attacks Oliver while he’s acting as mayor, Diggle leads the team on a mission to stop Vigilante for good.

China White, Cupid and Liza Warner break out of Iron Heights and head to Star City for revenge. Oliver tries to bring in the newly formed girl gang but the…

The Green Arrow is forced to face a powerful new drug dealer when Wild Dog goes off on his own.

Arrow S05E02: Oliver recruits Curtis, Wild Dog and Evelyn Sharp for his team, but his training methods prove to be too much for some to handle. In flashbacks, Oliver continues…

Arrow S05E01: A deadly new criminal, Tobias Church, threatens Star City, which forces Oliver to consider forming a new team of superheroes to help him do battle. In flashbacks, Oliver…

Sam continues to try to save Dean from the Mark of Cain. Realizing that Dean’s antics are causing problems for him in hell, Crowley seeks help from a reluctant Castiel.

Crowley is worried about Dean getting out of control, giving him a target to feed the mark. Sam struggles to escape from Cole. Hannah tries to convince Metatron to give…

As Oliver’s face off with Slade escalates, his resolve to the no-kill rule is tested. Especially as Slade targets the woman Oliver loves.

Oliver rallies his team as Slade’s soldiers attack the city. Felicity gets a call from S.T.A.R. Labs with game-changing news and Thea comes face-to-face with her father.

After the death of someone close to him, Oliver decides to give himself up to Slade rather than risk further bloodshed on his friends and family. Meanwhile, Laurel renews her…

Sara and Roy become prisoners at the Slade and the only one who is able to save them is Oliver Queen.

The Huntress returns and takes hostages at the courthouse when her father is arrested. Laurel is among those taken, which prompts her sister, the Canary, to battle the Huntress in…

In the present, Slade visits Oliver and makes his intentions clear. Five years earlier, Slade, Sara, and Oliver launch their assault on the Amazo, but things go wrong when Slade…

A.R.G.U.S. abducts Diggle and asks him to help recover Lyla from a Russian prison. Oliver and Felicity insist on going along to help and Isabel tags along. Meanwhile, Jean Loring…

Oliver discovers a man who goes by the name “The Mayor” is bringing illegal guns in to The Glades, so Oliver sponsors a “Cash for Guns” event to help clean…

When Oliver and his team destroy Slade’s centrifuge, he attacks them as Deathstroke to get what he needs to find a replacement. Meanwhile, Laurel ponders what to do with Slade’s…