BATMAN ONE DARK KNIGHT HCIt was the sort of mission Batman had run a thousand times. From high above the sweltering summer streets of Gotham, Batman would escort the GCPD as the dangerous metahuman supervillain known as E. M. P. was transferred from a temporary holding cell to his permanent home at Blackgate Prison in Gotham Harbor. E. M. P. s electrical powers posed a dangerous threat, but the situation was well in hand. Until it wasnt. Now every light in Gotham is out, the