There are 50 achievements worth a total of 1000 points
Completed the game on Normal
Completed the game on Expert
Completed the game on Advanced
Defeated 100 enemy wizards from cover
Defeated 10 enemy wizards from cover, without aiming
Defeated 100 enemy wizards with Expulso
Defeated 100 enemy wizards with Confringo
Used Protego against 100 spells
Successfully dispelled 100 Protego shields with Expelliarmus
Successfully paralysed 100 enemy wizards using Petrificus Totalus
Found all characters
Found all Music Tracks
Collected 100% of all items
Defeated 100 enemy wizards, in the Main Story OR Challenges
Defeated 500 enemy wizards in the Main Story OR Challenges
Defeated 1000 enemy wizards in the Main Story OR Challenges
Triggered 5 explosive reactions
Escaped Voldemort with minimal damage to Hogwarts
Completed your first challenge
Completed a level without being defeated
Completed all challenges
Completed all challenges at Gold standard
Defeated 10 enemy wizards before they cast a spell
Defeated 10 enemy wizards with Protego deflections
Defeated 4 enemy wizards with a Confringo cast
Defeated 5 enemy wizards with one Impedimenta cast
Apparated over 100 metres
Defeated 50 enemy wizards using more than one spell
Used Protego to defeat 20 enemy wizards at close range
Completed 'Voldemort's Last Stand'
Played as McGonagall
Completed 'Not My Daughter'
Completed 'The Streets of Hogsmeade'
Completed 'A Problem of Security'
Completed 'The Basilisk Fang'
Got all achievements, 100% the game!
Defeated an enemy wizard from cover for the first time
Completed 'Gringotts'
Completed 'The Battle of Hogwarts'
Completed 'Surrender'
Completed 'A Turn of Events'
Completed 'A Job to Do'
Completed 'A Giant Problem'
Completed 'The Lost Diadem'
Played as Molly
Played as Seamus
Played as Neville
Played as Ginny
Played as Hermione
Played as Ron