Slytherin Riddle #2Versión en línea All the trouble Harry Potter had can be blamed on this person. He once went by the name Tom Riddle and now He-Who-Must-Not-Be-Named. Who is he? por Frankie Cisneros 1 All the trouble Harry Potter had can be blamed on this person Hints 1 He once went by the name Tom Riddle 2 and now He-Who-Must-Not-Be-Named 3 All the trouble Harry Potter had can be blamed on this person. He once went by the name Tom Riddle and now He-Who-Must-Not-Be-Named. Who is he?