I hope these images are the work of a Photoshopping genius, but somehow I don't think they are.
Sphinx cats have no fur, so if you were messed up or stupid enough to want to inflict pain on your pet then this is the cat to do it to. In that sense, Chinese Crested hairless dogs are also the right canine breed.
Dogs and cats are often marked with tattoos inside their ears for security and in case they get lost, but this just takes that wholesome idea way too far. This should be made illegal.
Tattooing Domestic Pets
More Stats +/-
Scars Instead of Tattoos
Bizarre Eyebrow Tattoos
Bald Body Mods
Tattoos of Musicians
Top 10 Transportation Innovations at CES 2017