Megadeth’s David Ellefson has premiered a new video for “Sleeping Giants.“ The song, which features Ellefson’s business partner Thom Hazaert, MC Daryl “DMC” McDaniels (Run-DMC), Steve Conley (Flotsam And Jetsam), Ethan Brosh, Ron “Bumblefoot” Thal (ex-Guns N’ Roses), and Ilias Papadakis (Memorain), serves as the title track to Ellefson’s “More Life With Deth” companion album.…