A Good Offence - 10 gamerpoints - Defeated 10 enemy wizards before they cast a spell.
A Good Start - 10 gamerpoints - Defeated 100 enemy wizards, in the Main Story OR Challenges.
Accomplished Wizard - 150 gamerpoints - Completed the game on Expert.
Back to You ... - 10 gamerpoints - Defeated 10 enemy wizards with Protego deflections.
Blind Luck - 5 gamerpoints - Defeated 10 enemy wizards from cover, without aiming.
Care of the Castle - 20 gamerpoints - Escaped Voldemort with minimal damage to Hogwarts.
Complete Collection - 50 gamerpoints - Collected 100% of all items.
Confringo! - 10 gamerpoints - Defeated 100 enemy wizards with Confringo.
Covert Confidence - 20 gamerpoints - Defeated 100 enemy wizards from cover.
Expelliarmus! - 20 gamerpoints - Successfully dispelled 100 Protego shields with Expelliarmus.
Expulso! - 10 gamerpoints - Defeated 100 enemy wizards with Expulso.
First Rung - 10 gamerpoints - Completed your first challenge.
Full of Character - 40 gamerpoints - Found all characters.
Getting There ... - 20 gamerpoints - Defeated 500 enemy wizards in the Main Story OR Challenges.
Having a Blast - 5 gamerpoints - Triggered 5 explosive reactions.
Hogwarts Defender - 20 gamerpoints - Defeated 1000 enemy wizards in the Main Story OR Challenges.
Listen Up - 40 gamerpoints - Found all Music Tracks.
Mastering Magic - 80 gamerpoints - Completed the game on Advanced.
Not a Scratch - 5 gamerpoints - Completed a level without being defeated.
Now You See Me - 10 gamerpoints - Apparated over 100 metres.
Petrificus Totalus! - 15 gamerpoints - Successfully paralysed 100 enemy wizards using Petrificus Totalus.
Protego! - 20 gamerpoints - Used Protego against 100 spells.
Shining Example - 50 gamerpoints - Completed all challenges at Gold standard.
Stopped in Their Tracks - 10 gamerpoints - Defeated 5 enemy wizards with one Impedimenta cast.
Strategic Spell-casting - 10 gamerpoints - Defeated 50 enemy wizards using more than one spell.
That Showed Them ... - 10 gamerpoints - Defeated 4 enemy wizards with a Confringo cast.
The Best Defence ... - 10 gamerpoints - Used Protego to defeat 20 enemy wizards at close range.
Up to the Challenge - 30 gamerpoints - Completed all challenges.
Wizard-in-Training - 40 gamerpoints - Completed the game on Normal.