ModDB user _chillo released a new mod this week that replaces most of the original Doom's 2D sprites with 3D voxels. One might think the change would clash with the game's visual identity, but if ...

If you think of the Doom monster sprites, each time you view them from a different angle, you're met by a different 2D image. View a monster from the front, you get a 2D image of their front.