“Not much hair. It looked black when he was born, but I swear it’s turned ginger in the hour since. Probably blonde by the time I got back.”Andromeda says Tonk’s hair started changing color the day that she was born. Remus Lupin on his infant son’s metamorphic abilities. Readers familiar with J.K Rowling’s Harry Potter fantasy novels will recognize “Metamorphmagi” as being a witch or wizard with the ability to change his or her physical appearance at will rather than requiring Polyjuice potion or a spell like the rest of the wizarding population. Similarly, Animagi also transform at will, but only into one animal form which is determined by their inner traits. (https:// harrypotter.wikia.com/wiki/Metamorphmagus).