Season 2, Episode 18 "Deathstroke" - Slade makes his move against Oliver and the repercussions are enormous. While Oliver scrambles to protect his family, a key player in his team starts to question Oliver's decisions. Meanwhile, Isabel makes her move to take Queen Consolidated away from Oliver.
Season 2, Episode 19 - "The Man Under the Hood" - Oliver, Canary, Diggle, and Felicity return to the lair and find Slade waiting for them. An epic battle breaks out and one member of Team Arrow is sent to the hospital. Thea hits her breaking point, but just as Oliver is about to reach her, Slade intervenes and Oliver is faced with a choice - his battle with Slade or his family. Meanwhile, Laurel struggles with a new secret.
Season 2, Episode 20″"Seeing Red" - The mirakuru sends Roy into an uncontrollable rage and he unleashes on the city. After Roy's deadly fight with a police officer, Oliver realizes the mirakuru has taken over Roy completely and must figure out a way to stop him. Things get more complicated after Sara declares that Roy is too far gone and the only way to stop him is to kill him. Meanwhile, Thea believes she can breakthrough to Roy so she goes on camera at Moira's campaign rally to lure him to Verdant. Her ploy works but after Roy attacks Thea, Team Arrow unleashes on him.
Season 2, Episode 21″"City of Blood" - After Slade threatens to take everything Oliver loves away, Oliver decides the fastest way to stop further bloodshed is to surrender to his enemy. Knowing that surrender will surely lead to Oliver's death, Diggle and Felicity go to extreme measures to keep Oliver from confronting Slade. Meanwhile, Thea considers leaving town, and Laurel resumes her crusade against Sebastian Blood. Finally, Slade unleashes his assault on Starling City.
Season 2, Episode 22 "Streets of Fire" - 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 - Malcolm Merlyn.
Season 2, Episode 23″"Unthinkable" - Slade moves forward with his plan to kill one more person in Oliver's life. While Oliver has fought all year to be more than the killer he once was, when Slade kidnaps someone close to Oliver's heart, Oliver is pushed to the edge and realizes sometimes it takes doing the unthinkable to stop the monster. Meanwhile, Diggle takes on Amanda Waller with a little help from some friends, and Thea turns to Roy in her time of need.
Season 03, Episode 01 - "The Calm"
OLIVER SEARCHES FOR AN IDENTITY BEYOND THE ARROW - With crime in Starling City at an all-time low thanks to the Arrow and his team, Oliver thinks he can finally balance being both the Arrow and Oliver Queen and asks Felicity out on a date. However, when a new villain emerges, who has claimed the name Vertigo from the recently deceased Count, Oliver is caught off-guard and someone close to him is hurt. Oliver and a newly suited up Roy take on the Count. Meanwhile, Diggle becomes a father, Lance is promoted to Captain, Laurel joins Arrow's inner circle and Felicity gets a part-time job at a tech store to make ends meet. Also, Oliver fights to regain his company, Queen Consolidated, but comes up against a very worthy opponent - the charming Ray Palmer.
Season 3, Episode 3 "Corto Maltese" - Oliver tries to track down Thea in Corto Maltese as Diggle searches for a missing field operative. Meanwhile, Felicity adapts to her new job.