Justice League Screen Saver unlock key(2018) UNVERSAL Justice SCREENSAVER brings an animated collection of images featuring the Marvel character Thor and his companions. The software can display a slideshow of pictures from comics, posters, concept art and movie stills, accompanied by the Thor theme song. A calendar and a clock can also be displayed on the screen while he screensaver is active. The slideshow can easily be customized, from the Settings window.