With it looking increasingly likely that Dwayne "The Rock" Johnson is going to star as either Black Adam or Captain Marvel in an upcoming Shazam movie for DC/Warner Bros., I took a look at five great Shazam stories over on ComicBook.com. Most of these stories are of the origin/introductory variety, which would make for a great jumping on point for fans who want to learn more about the Marvel Family, or Hollywood producers looking for inspiration for a film.