Oliver assembles a group of unlikely allies – Slade, Nyssa, Merlyn and Digger Harkness – to engage in an epic battle against Chase and his army.

Black Siren returns to give Chase help; Felicity plans a birthday party for Oliver; Lance is angry with Rene for missing the custody hearing about his daughter.

Malcolm puts Oliver and Thea in a dangerous situation that lands them on Lian Yu with Oliver’s former enemy Deathstroke. In a flashback, Oliver and Maseo return to Starling City…

Oliver escapes imprisonment at Malcolm’s hands and races to stop his plan to level The Grades. Meanwhile, Moira makes a startling announcement, Thea looks for Roy when panic sweeps the…

Diggle refuses to work with Oliver, forcing the vigilante to turn to Felicity when he needs to infiltrate a casino whose owner has information on Walter’s whereabouts. Meanwhile, Tommy tells…

As the Dark Archer, Malcolm eliminates the scientists who created the Markov Device and then ships it to Starling City to destroy The Glades. Meanwhile, Oliver, Diggle, and Felicity infiltrate…

A new vigilante, The Savior, is capturing and executing those who he believes are preying on the people of The Glades… and Roy is his next target. Meanwhile, Moira must…

A young woman who dies after an apparent drug overdose of Vertigo made a call to Tommy just before she died, and Quentin believes that he had something to do…

When a hitman kills a couple that is going to testify against his employer, Laurel takes their young son in. She soon finds herself being stalked by the killer, and…

A jewel thief known as Dodger targets rare gems in Starling City. Felicity convinces Oliver to go after the thief, and Oliver bugs McKenna’s phone to get the information he…

When Moira hires the Triad to kill Malcolm, the Triad hires Deadshot to assist them. Oliver and Diggle soon get word of the assassination attempt and end up trying to…

Helena is back to seek vengeance, but Oliver still has feeling toward her. The Arrow must stop and kill her, but at what costs? Now that several of his closest…

Quentin Lance’s ongoing attempt to capture the vigilante is put to a halt when a recently released criminal kidnaps his daughter to get to Arrow. Meanwhile, John Diggle insists on…

Oliver turns to Felicity for help when Moira unwittingly shoots her own son. As Oliver teeters on the verge of death, he remembers his time on the island when he…

Gaia’s death strengthens Quintus Batiatus’ resolve to get revenge against Tullius. The elder Batiatus invites Tullius to his home and is offered prime places in the forthcoming games, in return…

Batiatus mourns the death of his father and blames Tullius for all that has befallen them. Gannicus pushes Batiatus to complete his sale to Tullius so that he may seek…

A week has passed since he received his severe beating at the hands of Tullius’ men and Batiatus has now recovered sufficiently to leave his bed. Tullius sends him a…

Batiatus is pleased with himself having arranged for Gannicus to appear in the primus of Quintillius Varis’ games. He is not however prepared for the return of his father Titus…

The younger Batiatus is having more than just a bit of difficulty accepting his father’s ongoing – and seemingly permanent – presence at home. The patriarch refuses to take on…

A pre-Spartacus prequel about life in the House of Batiatus. In the opener, a younger Batiatus is placed in command of his father’s gladiator-training school, which leads him to use…