Teen Titans

1964's The Brave and the Bold #54 introduces a junior version of the Justice League of America; an all-star superhero team of which Batman was a part. This team is led kwa the modern-day Robin, residing on Earth-One, was joined kwa two other teenage sidekicks, Aqualad (sidekick of Aquaman) and Kid Flash (sidekick of The Flash), to stop the menace of Mr. Twister.

Later, the three sidekicks jiunge forces with Speedy and Wonder Girl in order to free their mentors in the JLA from mind-controlled thrall. They decide to become a real team: the Teen Titans. kwa virtue of the tactical skills gleaned...

During the "Batman R.I.P." storyline, Nightwing is ambushed kwa the International Club of Villains. He is later seen in Arkham Asylum, frothing at the mouth and presumably drugged, believed kwa the staff to be Pierrot Lunaire, a member of the Club. Scheduled for an experimental lobotomy kwa Arkham himself, he's spared kwa the ICoV taking hold of the Asylum, wanting to use him and Jezebel Jet, Bruce's fianceè at the time, as bait.

As Jezebel's capture is revealed to be a red herring, due to her being a part of the Black Glove, Nightwing's lobotomy is still pending, but he manages to escape kwa besting...