Thestral
Niffler
Leadership
Loyalty
Serpent
Ambition
Creation of the Chamber of Secrets
Acromantula
Niffler
House Rivalries
Self-preservation
Acromantula
Loyalty
Ambitious
Thestral
Cunning
Ambition
Slytherin's Diary
Resourceful
The Rise of Voldemort
The Wizarding Wars
Salazar's Locket
Determined
Proud
Leadership
The Sword of Gryffindor
Basilisk
The Sorting Hat
Basilisk
Self-preservation
Serpent
Cunning
Cunning
Founding of Hogwarts
The Chamber of Secrets