Reappearing at her proper age, the Harlequin aided the Titans during the "JLA/Titans: Technis Imperativ"e series, in which Cyborg's automated system seeks out all Titans allies, past and present. Although she is in a mental institution, Duela is rescued by Cyborg and helps battle the Justice League for Cyborg's soul. In the series, she is described as a former Titans ally. Duela then makes a brief appearance in "Titans Secret Files and Origins" #1, insisting to anyone who would listen that the Titans would soon contact her about membership. In the story, she also claims that she is the daughter of Doomsday.