The scope of the DC Universe makes it easy for characters to come and go in terms of prominence. That's what makes it particularly exciting when a major character from a fan-favorite title returns - especially if they come with upgrades. That's what just happened with a fixture from Gotham Academy, in a way that hints the character has a more important role to play in DC's future than anyone realized.
Source：https://www.cbr.com/batman-robin-maps-time-travel-dc/
