The books are a combination of origin stories (similar to the earlier Secret Origins series produced by DC), profile pages (like DC's Who's Who series from the 1980s), and short stories which sometimes serve as prologues to upcoming DC Comics storylines.
These books comprise a mix of debut narratives (reminiscent of the earlier Secret Origins series created by DC), biographical sketches (similar to DC's Who's Who series from the 1980s), and brief tales that sometimes function as preludes to forthcoming DC Comics storylines.