Become a member of the Circle

Use a Weasley box with every Weasley

Defeat Bellatrix as any Sirius Black character variant in a duel

Complete the Bonus Level

Unlocked on hitting 50% game completion (Single Player Only)

Complete "The Flaw in the Plan"

Complete "Fiendfyre Frenzy"

Complete "Back to School"

Complete Year 7

Complete "Lovegood's Lunacy"

Complete "In Grave Danger"

Complete the scene where Hermione and Harry dance in the tent

Complete all lessons (Single Player Only)