"Empty husk" refers to something or someone that appears whole on the outside, but lacks substance or depth on the inside. It suggests that there is emptiness or void within, like a shell without anything valuable or meaningful. Full definition
The popular blogging and social media tool was hit by a hacker group that reportedly spammed 8,600 accounts with a crude message criticizing bloggers, calling them «self - insisting, self - deprecating, self - indulgent empty husks of human beings.» (entrepreneur.com)
It was assumed that these entombed organisms, outwardly perfect, even down to the hairs on an insect's legs, were merely empty husks, occasionally lined with the decomposed remains of tissue. (newscientist.com)
(And most people would agree that the Switch port was hardly a sorry empty husk of a game anyway) (gonintendo.com)