Collar is a very free marking, and within its range it can make almost any shape. It can mimic other markings, have intricate cutouts similar to Mask, or it can be simpler, wrapping around the neck like Ringed or forming a solid block of color like Hood.
Layering Rules
Can freely layer under & over markings, except White, Black, and Dilution genes
Hard, Textured, Mottled, Minimally Soft
Marking Break, Cutouts, Small Holes, Small Spots
None
Collar may use the Maximum range in Het. and Hom. form, or the Extended range in Super form.
Collar may merge with Hood, and create holes/cutouts in Hood along with a ‘layered’ second color, or a gradient across the entire merged marking.