In fact, Nelson Tobin knows exactly why people are so taboo about using mandrake. Not just because the cry of a mature mandrake is extremely deadly, and if you are not careful, you may kill yourself and those around you. Another more important reason: They are afraid that other dark wizards will learn it and use mandrake against themselves.
Since the establishment of the Defense Association, Albert has been trying to enable everyone to better protect themselves and deal with Voldemort calmly. The content of this chapter is being updated...