Supergirl (2005-2011) #51

Brainiac & The Legion of Super-Heroes' Part 2! Amidst Brainiac's assault on New Krypton, General Zod has called the Legion of Super-Heroes terrorists and imprisoned them! Superboy will do his best to free them, but he'll have to go through Supergirl first! That's right, it's the Super-battle of the sexes you've been waiting for! Poor Ma Kent is going to be so disappointed in them...