Countdown #28 is a December 2007 issue of the DC Comics series featuring a variety of popular characters such as Deadshot, Blue Devil, Buddy Blank, and the various members of the Crime Society. The cover art is done by Ian Churchill, Norm Rapmund, and Tom Chu, showcasing a dynamic scene involving characters like Batman, Superman, and Wonder Woman. The issue is part of the Modern Age era of US Comics, catering to fans of superheroes and the Batman and Superman universes. With a diverse cast and engaging storyline, Countdown #28 is a must-read for comic book enthusiasts.