...you might want to consult a lawyer first.
From the letters column of Action Comics #350 (1967):
And DC's reaction to college kids being turned on to their characters?
Sigh. That, in a nutshell, was the difference between Marvel and DC in 1967. If this letter had shown up in an issue of Amazing Spider-Man (about kids getting Marvel tattoos, of course), Stan would have expressed joy that young adults found their characters so cool, thanked the kids for the free advertising, and made a joke or two.
DC? Humorless, snippy, and a threat of legal sanction. Complete white bread establishment, man.
I mean, yeah, you have to protect your intellectual property. But I've seen many a superhero tattoo in my day, and never once seen a copyright line "pricked out." Yet the republic still stands. So chill, Mort Weisinger!!
But back to the really important question: That guy with the entire Legion Of Super-Heroes tattooed all over his body...that was in 1967. Did he keep up? Did he run out of room at some point, or just give up? Is Tyroc on his butt? Did he get any of the 5 Years Later characters, and then have to have those tattoos erased when DC erased them from continuity? What about the two other versions of the Legion? And...