The Pulse (comics)
Jessica Jones tells her baby girl, Danielle, about the first time she met Luke Cage. Jessica decides to consent to be his wife, though she has not informed Luke. [She would marry him in "New Avengers Annual" #1]
Batwing (DC Comics)
After the events of "Batwing" #19, David resigned as Batwing. Lucius Fox would then make a new Batwing suit, which Batman then gives to Fox's son Luke Fox. Luke plays a significant part in "Batman Eternal" when he helps Jim Corrigan investigate recent events in Arkham Asylum, where the Joker's Daughter is using the spirits of the inmates to resurrect what she believes to be the Joker in the body of Maxie Zeus (although it is revealed to be Deacon Blackfire). In "Batgirl" #45, Luke Fox began a romantic relationship with Barbara Gordon, also fighting crime together as their alter egos Batwing and Batgirl.