Comicbook.com reports Sylvester Stallone is getting in shape for 'Rambo 5: Last Blood'! <br /><br />Stallone shared a video of his workout routine to buff up for the role.<br /><br />Appropriately, he was wearing a John Rambo mug shot shirt. <br /><br />Stallone's video had the caption "Getting ready for Rambo, Totally immersed in it! 100%. welcome to the jungle." <br /><br />'Rambo 5' has no current release date. <br />
