On the synopsis of the book Summer on East End, Mardi and her sister caused an accident at school with her powers, which is the reason why her father sent them to aunt Ingrid to help them to control their powers.
- Her Familiar is a cat, who's name is Killer.
- Her Goddess name is Magdi.
- In the northern mythology, Magdi is one of Thor's daughters.
- Her immortal name, Magni, is mentioned in the Astral Projection Spell.