Voldemort's errand was a dangerous one -- he was going to the cave with Slytherin's locket and testing whether his defenses were working. This meant that Voldemort actually used Kreacher to drink ...

Like Slytherin, Tom could talk to snakes—Parseltongue—and control the Basilisk Salazar left in the school. Obsessed with his inheritance, Tom eventually gets his ancestors' ring and locket and ...