(W) Peter J. Tomasi (A) Carlo Barberi & Various (CA) Dan Mora. Locked in an intergalactic juvenile detention facility* Superboy and Robin meet the youngest and meanest Green Lantern ever! Well* sort of a GL. Mostly a GL. Really more of a trainee* but don't tell the bad guys* okay? Plus* Joker Jr. returns...the clown who may be the boys' last* best hope to stop the Gang! Collects ADVENTURES OF THE SUPER SONS #7-12.