Complete Year 5

Complete "A Giant Virtuoso"

Complete "Focus!"

Use a Quibbler dispenser 25 times

Collect 8 gold items

Unlock the Health upgrade II perk

Turn the sound down to 0 and music off in the options menu whilst in the library

Hide in a barrel as Snape

Defeat 20 enemies with Fang

Defeat Harry (as Voldemort), in the Graveyard

Complete the Quidditch level within five minutes

Complete the game to 100%