Star City Slayer – Oliver and Felicity are disappointed after they learn that William is hiding something from them. Wanting to focus on his family, Oliver steps back from his Green Arrow duties and let’s the team take over tracking down a serial killer. However, when the team becomes targets for the killer, things take a bloody turn.
Emerald Archer – A documentary crew follows Oliver and team around to talk about their past as vigilantes and what the Green Arrow means to Star City. At the same time, Oliver deals with William’s return from boarding school as well as a new threat to the city.
Past Sins – The past comes back to haunt both Oliver and Laurel. Curtis is upset when he discovers that Diggle and Lyla have restarted The Ghost Initiative with Diaz, China White, Kane Wolfman and Carrie Cutter.
My Name is Emiko Queen – Oliver is ready to get back to work with the SCPD and to focus on his marriage with Felicity. However, when Dinah tasks Oliver with tracking the new Green Arrow things take a surprising turn. Meanwhile, Diggle and Lyla must answer to ARGUS about Diaz.
Elseworlds, Part 2 – With Oliver and Barry still stuck in the other’s bodies, the two get a lead on John Deegan and head to Gotham City with Supergirl to figure out why their reality has changed. While there, they meet the mysterious Kate Kane, who provides them with information that leads the group to Arkham Asylum.
Unmasked – Felicity stands by her recent decisions regarding her family. Meanwhile, Diggle and Lyla continue to look into the Dante painting that Curtis found.
The Slabside Redemption – Oliver makes a choice that will affect his entire life, as well as the lives of everyone he cares about.
Due Process – 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 her muscles as the District Attorney.
The Demon – Felicity learns something new about Oliver that shocks her. Meanwhile, Diggle asks Curtis to go undercover for ARGUS. Dinah works with an unlikely ally.
Level Two – Oliver makes a drastic move in his quest to find Diaz. Like her husband, Felicity pulls out all the stops to get to Diaz. Meanwhile, when arsonists target Rene’s community center, injuring Zoe in the process, the mysterious new Green Arrow swoops in to help save the day. Faced with pressure from the mayor to capture the vigilante, Dinah must decide if following the rules at all costs is the best plan to keep the city safe.