Contessa Piranha

 is the niece of High Priestess Hepzibah. She is haughty and aloof.

She gets jealous when Samantha's cousin, Serena, begins seeing her fiancé, Otto. In retribution, the Contessa casts a spell that takes away Serena's powers.

Samantha convinces Piranha to restore Serena's powers. Piranha concedes, then runs off with Serena's new mortal paramour, Harrison Woolcott.