A horrifying crime attracts Batman's attention and forces him to revisit the ghosts of his past as Oracle, Nightwing, and Robin attempt to help him solve the mystery! Batman engages in a psychological war with a stronger, smarter-than-ever Hugo Strange, but the aftermath of this battle will be a nightmare from which Batman and his associates may never recover. Collects Batman: Gotham Knights #1-12.

Transference' part 1! Catwoman's nighttime encounter with Batman and a Catwoman impostor turns out to be one of the strangest nights of the Feline Fatale's life, with nothing being what it seems! Plus, a black-and-white backup story!

Trapped in the WayneCorp building, Batman engages in a psychological war with a stronger, smarter-than-ever Hugo Strange, but the aftermath of this battle will be a nightmare from which Nightwing, Robin, and the rest of Batman's associates may never recover. 'Transference' part 2.

Transference' concludes! Bruce Wayne has been kidnapped by Hugo Strange, which leaves his rescue up to Nightwing and Robin! Can they save their mentor from this madman, or will the Batman's secret finally be revealed? Plus, a Batman black-and-white short illustrated by Kyle Baker!

The eclectic early millennium stories of Batman, Nightwing, and the extended Bat-family continue as Dick Grayson returns to his acrobat roots to take on the criminal sister duo, Double Dare! Then, Batman calls Aquaman for a favor, Scarecrow unleashes his fear toxin in Arkham, and Superman pays a visit to Gotham City! Collects the lead stories from Batman: Gotham Knights #14-24 and #29.

As Nightwing tries to figure out if Batman's still alive after his encounter with Hugo Strange, Robin discovers Batman's personal logs about each of them, which only leads to more questions. 'Transference' part 3.

The chilling resurgence of one of Batman's most infamous foes! Mr. Freeze returns looking to ice Gotham City once and for all! But when he and Batman end up facing death together, can they set aside their differences long enough to live?