 While they normally heal rapidly, injuries inflicted by silver weapons heal at a much slower rate if the injuries are not fatal.Vampires can also be killed by decapitation or being burned with fire, with burning them to ashes and then scattering the ashes being the most effective means of ensuring their demise (scattering the ashes is done so that the vampire cannot be mystically resurrected).The cosmic entities are beings of unbelievably great levels of power (the weakest of whom can destroy entire planets) who exist to perform duties that maintain the existence of the universe.