Complete all lessons (Single Player Only) (Years 5-7)

Use the Deluminator

Complete "Horcrux and the Hand"

Complete "Love Hurts"

Complete "Just Desserts"

Complete "A Veiled Threat"

Complete "A Giant Virtuoso"

Complete "Focus!"

Complete "Dumbledore's Army"

Complete "Dark Times"

Defeat Quirrell in the Quirrell boss fight, using Voldemort

Buy every version of Voldemort (Quirrell/Tom Riddle/Voldemort) (Years 1-4)

Destroy 50 Devil's Snare plants (Years 1-4)