Yu-Gi-Oh! GX Episode 31: Kronos VS the Blood-sucking Beauty (Vampire) Kamyuura
Episode 31 of 180 of Yu-Gi-Oh! GX, aired May 4, 2005, 25 minutes. Available with English subtitles and dub where released.
Episode summary
A vampiress named Camula is the second Shadow Rider to arrive at Duel Academy but she's not there to suck blood, she's there to suck up souls!