He also revealed that he had William moved minutes before their arrival. Felicity would later bring Mia and William to her father's grave and explain the promise that she kept for her father. Rene revealed that he was approached by the FBI who claimed they had proof that he was Wild Dog, and in exchange for his testimony against Oliver, they would let him walk. Oliver then releases Nyssa who questions why he's releasing her but he simply tells her to talk to her father and she'll know, but refuses to answer to team. After the funeral, Barry rushes to the grave site, having missed the funeral due to dealing with Later as he was packing, Felicity convinced Oliver to let her come along. While searching with Nyssa, Slade and Oliver discuss how Oliver's past keeps coming back to haunt him because he suffers from survivor's guilt as he blames himself for his father's suicide and everything else that has happened to him he been more weight that has been added on to him. Since William has hacked the command of all weapon, this caused the rifle to be useless. He is rescued by Felicity in the A.T.O.M. As Oliver tried to say that that's not how he sounds, Cisco came through a breach and informed them that The Flash after successfully hitting A.M.A.Z.O. He was then married to Nyssa despite her resistance.During the plane ride to Starling City, Oliver revealed his deception and he and Nyssa take out the assassins in the plane, but Ra's escapes with the canister of the virus as he and Nyssa managed to land the plane. Oliver then told her he suspected her as the mole that was going to turn Oliver into the authorities. Despite this, Oliver did display humanity for people who were crippled, such as Oliver tended to be morally myopic. Adrian manages to escape with a smoke bomb causing Oliver to pursue him. However they didn't believe them, especially Iris who refused to believe that she's married to Oliver Queen. He attempted to quietly take out the only man in there, only resulting in having a gun pointed at his face. Labs, and tried to figure out the motive of their attackers it was.
Back the trail, Oliver received a call from Cecil Adams, who had not only revealed his identity, but also had Felicity hostage. Once again, Oliver suited up as The Flash while Barry suited up as the Green Arrow. However John reminded Oliver that fighting Darhk was the bigger concern because of his magic and Oliver admitted they needed to adjust their strategy.
Oliver managed to beat the polygraph, but admitted to being tortured and that he got Sara killed. Believing she knew something, Oliver asked Roy to follow Nyssa while he met Thea. He managed to successfully launch an arrow but missed his intended target, a tree. He told Oliver that Fyers had a plane that could take them off the island. Oliver races to save Laurel at CNRI, but finds Tommy who is pierced with a piece of metal. During the memorial ceremony, Oliver was taken hostage by After learning from Lyla that John has been wrongfully imprisoned but is allowing himself to stay inside prison due to the guilt he still feels over Laurel's death and killing his brother, Oliver decides to break him out prison despite Felicity and the recruits objections.
After the blasts died down, Oliver and William raced to the shore while Oliver reassured a confused William to wait by the shore while he went to find his friends on the island. Oliver then discovered The Royal Flush Gang, Oliver's first victims outside of The List.A short while after, Oliver saw Moira get shot by a motorcyclist and attempted to track the biker, but failed.