Collect all the Red Bricks.

As Voldemort in a suit, defeat Arthur Weasley in a suit in the Duelling Club.

Bank 10,000,000 studs.

Defeat all duellers in each category.

Defeat all duellers in the Bonus Duelling category.

As Molly Weasley, defeat Bellatrix without taking damage in the Final Battle.

Blind an enemy creature.

Create your own character in the character customiser.

Use only Protego during a duel in the Duelling Club.

Defeat one of each enemy.

Cause the Inferi to destroy each other in the cave.

Complete The Stanley Parable in under 4 minutes 22 seconds (not including load times)

Defeat all duellers in the Order of the Phoenix Duelling category.