Sissi Delmas

Elisabeth "Sissi" Delmas is an often mean, spoiled and popular student at Kadic. She oftens pesters Team Lyoko, most of the time to Ulrich's affections. However, she admits in Holiday in the Fog that she is gaining their attention through her mean actions towards them. She is also the daughter of Mr. Delmas, the principal of Kadic, the boarding school she attends and lives in.