HYALZLE

THE TIDBIT CORNER 
          	
          	There is a theory about Sirius Black's tattoos having to do something with the animagus transformation. Here is the answer to this question.
          	
          	Before Hermione and Ron are taken in for the second task, Hermione says this after Harry suggests he should have learned to become an animagus.
          	
          	"Professor McGonagall told us, remember? You have to register yourself with the Improper use of Magic Office. What animal you become and *your markings. You can't abuse it."
          	
          	So, there you have it. 
          	
          	Becoming an animagus DOES give you markings (or tattoos). 
          	
          	— Harry Potter and the Goblet of Fire

HYALZLE

THE TIDBIT CORNER 
          
          There is a theory about Sirius Black's tattoos having to do something with the animagus transformation. Here is the answer to this question.
          
          Before Hermione and Ron are taken in for the second task, Hermione says this after Harry suggests he should have learned to become an animagus.
          
          "Professor McGonagall told us, remember? You have to register yourself with the Improper use of Magic Office. What animal you become and *your markings. You can't abuse it."
          
          So, there you have it. 
          
          Becoming an animagus DOES give you markings (or tattoos). 
          
          — Harry Potter and the Goblet of Fire