It's just very easily substitutable with regular knives? Plus the Offensive Weapons Act already covers them? I would be very surprised if it has made a difference.
(those of us with longer memories remember the previous iteration and why the Teenage Mutant Hero Turtles don't have "ninja" in their name in the UK)
(those of us with longer memories remember the previous iteration and why the Teenage Mutant Hero Turtles don't have "ninja" in their name in the UK)