Krampus has a lot of varying designs but there's still lot's of consistent parts, so mix and match in whatever way you would like.

Goat head vs human head will change the look of the face. Human is more historically accurate, goat is more furry-style.

holding branches gives you the bundle of birch branches that it always holds.

chain cuffs Sometimes you'll see it depicted with broken chain cuffs, this will try to add those.

horizontal pupils makes the eyes have goat-like pupils.

long tongue signature long tongue sticking out.

Some other miscellaneous tags you might want: digitigrade legs, curved horns, black hair, hooves,