But, alas, Kirby was leaving DC, and readers never saw the follow up battle of Shaw's Manhunter and the Hog...
Justice League of America
Millennium and More
Count Vertigo), invading aliens, the Janus Directive, along with dealing with his own issues (enhanced by shape-changing hitman, Dumas), in issues by writers John Ostrander and Kim Yale, and artists Doug Rice, Sam Keith, Kelley Jones, Mary Mitchell, Romeo Tanghal, Pablo Marcos, Frank Springer, John Koch, John Statema and Grant Miehm.
.....but, all of which was pretty impressive for a character created by Jack Kirby!