Hesperdan

Gelvar Thordrunn was a dealer of magical curios and esoterica in Ordulin, Sembia. He took on Malathar Wingstarl (later known as Sememmon) as an apprentice, teaching him wizardry. Gelvar disappeared, believed lost at sea, two years after taking on Malathar, some time between 1234 DR and 1258 DR.