Animagus
Unlock all Animagi (Single Player Only)
10
Arachnophobic
Defeat 20 spiders with Ron
10
Back in Time
Use the Time-Turner
10
Boo!
Scare 20 students using a ghost character
10
Building Blocks
Complete all the LEGO Builder tutorial levels (Single Player Only)
30
Chilled out
Freeze 20 characters using Glacius
10
Crest Collector
Collect all of the house crests in Year 1 (Single Player Only)
30
Crest Fanatic
Collect all of the house crests in Year 2 (Single Player Only)
30
Dark Wizards
Buy every version of Voldemort (Quirrell/Tom Riddle/Voldemort) (Single Player Only)
10
Defeating the Object
Defeat the mountain troll, using Quirrell
15
Ghostly Treasure
Collect 500 ghost studs
15
Good Dog
Defeat 20 enemies with Fang
10
Head Boy
Complete Year Four Story Levels
50
Junior
Complete Year One Story Levels
50
Lumos Solem
Destroy 50 Devil's Snare plants
15
Muggle Trouble
Defeat 10 enemies with a Muggle character
15
Multiplier
Collect 10 million studs in one level (Single Player Only)
10
Power Up!
Collect all of the Red Bricks (Single Player Only)
45
Prefect
Complete Year Three Story Levels
50
Quick Quidditch
Complete the Quidditch level within five minutes
15
Quidditch Team
Buy the entire Gryffindor Quidditch team from Book One (Single Player Only)
10
Quiet Please!
Turn the sound and music down to 0 in the options menu whilst in the library
15
Quirrell Quandary
Defeat Quirrell in the Quirrell boss fight, using Voldemort
15
Role Reversal
Defeat Harry (as Voldemort), in the Graveyard
15
Senior
Complete Year Two Story Levels
50
Solid Snape
Hide in a barrel as Snape
15
Story Complete!
Complete the Story Levels in all four years
70
Stud Magnet
Get True Wizard in every level (Single Player Only)
30
Student Rescue
Rescue all students in peril (Single Player Only)
45
Teacher's pet
Complete All Story Lessons (Single Player Only)
70
The Bonus Level is Yours
Collect all of the Gold Bricks (Single Player Only)
70
The Ultimate Collector
Collect all of the house crests in Year 4 (Single Player Only)
30
Ultra Collector
Collect all of the house crests in Year 3 (Single Player Only)
30
Watch Out!
Knock over ten characters using a ride-able object
15
Wonderful Weasleys
Buy the entire Weasley family (Single Player Only)
10
You're the Best
Complete the game to 100% (Single Player Only)
70