Best prosthetic. The description made me think it was going to be someone getting their prosthetic limb tattooed somehow. This is far better.

But it also looks like something you'd expect the antagonist of a current direct-to-video slasher film to use.

Americanized version of Tetsuo lost a lot in translation

And just like that, the words "that is the least hygienic looking tattoo gun I have ever seen" magically disassociated from the Bic pen and sewing needle rigs of my youth.