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