DC Comics, like any large publisher, has an impressive library of classic content that they frequently reprint for collectors and younger readers. However, some of the most entertaining back issues in the catalogs of DC have yet to be reprinted, despite some being very much in-demand. With the company often creating omnibuses for more recent back issues, some of the older content could benefit from the same treatment.
Source：https://www.cbr.com/dc-comics-omnibus-printed-ranked/
