Finish the story.
Cause chaos in Umbridge's Hogwarts.
Cast all defensive spells in a single encounter.
Recruit Dumbledore's Army.
Discover enough to complete discovery level 9.
Continue playing to unlock this secret achievement.
Discover the password for every shortcut portrait in Hogwarts.
Discover enough to complete discovery level 8.
Discover enough to complete discovery level 7.
Discover enough to complete discovery level 6.
Discover enough to complete discovery level 5.
Discover enough to complete discovery level 4.
Discover enough to complete discovery level 3.
Discover the Room of Requirement.
Discover enough to complete discovery level 2.
Discover enough to complete discovery level 1.
Complete the Grimmauld Place tutorials.
Meet all characters in the game.
Discover all known areas of Hogwarts.
Discover enough to complete discovery level 10.
Discover enough to complete discovery level 11.
Discover enough to complete discovery level 12.
Discover enough to complete discovery level 13.
Find all the house ghosts of Hogwarts.
Find all the flying creatures of Hogwarts.
Complete all the teacher mini-quests.
Beat all wizard chess champions.
Beat all Exploding Snap champions.
Beat all Gobstones champions.
Find Luna's lost belongings.
Uncover all the hidden Hogwarts symbols.
Find Fred and George's hidden parcels.
Find the secret chess statues of Hogwarts.
Find the hidden wizard plaques around Hogwarts.
Find all the rare creature tracks hidden in Hogwarts.
Tidy up Hogwarts.
Finish the story on the hardest difficulty.