The final scene takes place in the Watchtower, where Robin and Batgirl joke about forming a "Junior Justice League," a subtle nod to the Teen Titans . The series concludes with Batman looking down at Earth, fully embracing his role as a team leader rather than just a lone vigilante. Critical Significance
The episode marks the definitive formation of the League. Superman acknowledges that the gods and titans of the team could not have won without the strategic leadership of the non-powered heroes.
The narrative places Green Arrow and Batman at the forefront, emphasizing that heroism is not defined by superpowers. By the episode's end, Green Arrow—who had previously felt insecure about his lack of powers—realizes that "some of us need powers, and some of us don’t".