Collected EditionsX Omnibus Volume 1 (#1-11, X: One Shot to the Head, X: Hero Special and material from Dark Horse Comics #19-20)X Omnibus Volume 2 (#12-25 and material from Dark Horse Extra #28-31)
— Description from Comic Vine community (comicvine.gamespot.com · https://comicvine.gamespot.com/x/4050-5403/).
