Complete Year One Story Levels

Knock over ten characters using a ride-able object (Years 1-4)

Collect 500 ghost studs (Years 1-4)

Complete Year Two Story Levels

Complete Year Three Story Levels

Complete All Story Lessons (Years 1-4)

Complete Year Four Story Levels

Complete the Story Levels in all four years

Complete "Dark Times"

Use the Time-Turner

Complete "Dumbledore's Army"

Complete "Focus!"

Collect 10 million studs in one level (Years 1-4)

Complete "Kreacher Discomforts"

Complete "A Giant Virtuoso"

Complete "A Veiled Threat"

Complete Year 5

Collect all of the house crests in Year 1

Complete "Out of Retirement"

Complete "Just Desserts"

Collect all of the house crests in Year 2

Complete "A Not So Merry Christmas"

Get True Wizard in every level (Years 1-4)

Complete "Love Hurts"

Complete "Felix Felicis"

Collect all of the house crests in Year 3

Complete "Horcrux and the Hand"

Complete Year 6

Complete all lessons (Single Player Only) (Years 5-7)

Use the Deluminator

Complete "The Seven Harrys"

Complete "Magic is Might"

Buy the entire Weasley family (Years 1-4)

Complete "In Grave Danger"

Collect all of the house crests in Year 4

Visit the Hogwarts Foyer in Year 7/8

Collect all of the Red Bricks (Years 1-4)

Complete "Sword and Locket"

Complete "DOBBY!"

Complete "Lovegood's Lunacy"

Complete Year 7

Complete "The Thief's Downfall"

Buy the entire Gryffindor Quidditch team from Book One

Complete "Back to School"

Complete "Burning Bridges"

Complete "Fiendfyre Frenzy"

Complete "Snape's Tears"

Complete Year 8

Complete "The Flaw in the Plan"

Unlock all Animagi (Years 1-4)

Complete all the LEGO Builder tutorial levels

Use a Quibbler dispenser 25 times

Rescue all students in peril (Years 1-4)

Unlocked on hitting 50% game completion (Single Player Only) (Years 5-7)

Complete the scene where Hermione and Harry dance in the tent

Defeat 20 spiders with Ron (Years 1-4)

Collect all of the Gold Bricks (Years 1-4)

Buy every version of Voldemort (Quirrell/Tom Riddle/Voldemort) (Years 1-4)

Defeat Bellatrix as any Sirius Black character variant in a duel

Collect 1 billion studs (Single Player Only) (Years 5-7)

Destroy 50 Devil's Snare plants (Years 1-4)

Hide in a barrel as Snape (Years 1-4)

Complete the game to 100% (Years 1-4)

Turn the sound down to 0 and music off in the options menu whilst in the library (Years 1-4)

Freeze 20 characters using Glacius (Years 1-4)

Complete the Quidditch level within five minutes

Complete the Bonus Level (Years 5-7)

Defeat 20 enemies with Fang (Years 1-4)

Scare 20 students using a ghost character (Years 1-4)

Unlock every pyjama character variant (Single Player Only) (Years 5-7)

Unlock every character with a pet (Single Player Only) (Years 5-7)

Unlock every bad wizard (Single Player Only) (Years 5-7)

Unlock ALL of the Order of the Phoenix character variants (Single Player Only)

Unlock all of the members of Dumbledore's Army (Single Player Only)

Unlock all witch characters (Single Player Only) (Years 5-7)

Defeat 30 Red Caps

Defeat the mountain troll, using Quirrell

Defeat 10 enemies with a Muggle character (Years 1-4)

Complete the game to 100% (Single Player Only) (Years 5-7)

Defeat Quirrell in the Quirrell boss fight, using Voldemort

Defeat Harry (as Voldemort), in the Graveyard

Defeat Bellatrix with Neville (Waiter) in a duel

Use a Weasley box with every Weasley

Defeat every Harry Free Play variant as Lord Voldemort (Years 5-7)