This is fan art of DieHardMan mask from Kojima's game Death Stranding
Ref from that game: ![](https://vignette.wikia.nocookie.net/deathstranding/images/f/f8/Die-Hardman_trailer_introduction.jpg/revision/latest/scale-to-width-down/2000?cb=20190726000354)
a 3d printed version will be later, need to fix a lot