DC Entertainment has begun rebranding previously released material under its new Black Label imprint, announced in March as a new place for high profile stand-alone stories that happen outside the current DC Universe continuity (see "DC Launches Imprint for High Profile Stand-Alone Stories
DC has already rechristened the upcoming trade paperback for Batman: White Knight
by Sean Murphy as a Black Label title. Set to release on October 3, it will be the first collected edition from the new imprint.
A second rebranding is in DC’s August solicits, which list a new edition of All-Star Superman TP
by Grant Morrison and Frank Quitely, originally released in the mid-00s, as a Black Label title.
Other titles that stand apart from DC continuity may also be repackaged as Black Label books in the future.
The first announced new Black Label material, Superman: Year One
by Frank Miller and John Romita Jr., is due later this year.