This is the complete list of unlockable achievements in Lego Harry Potter: Years 5-7 for the Xbox 360.
There are no secret achievements to unlock in this game.
A Dish Best Served Cold (20) – Defeat Bellatrix with Neville (Waiter) in a duel
A Minifig’s Best Friend (30) – Unlock every character with a pet (Single Player Only)
A Riddle Revealed (10) – Complete “Felix Felicis”
A Sirius Family Issue (20) – Defeat Bellatrix as any Sirius Black character variant in a duel
A Wise Disguise (10) – Complete “Magic is Might”
Accordion to Grawp (10) – Complete “A Giant Virtuoso”
Albus Percival Wulfric Brian (10) – Complete “Dark Times”
All Was Well (50) – Complete Year 8
Attempt to Resist (10) – Complete “Focus!”
Avid Reader (25) – Use a Quibbler dispenser 25 times
But… I Am The Chosen One (100) – Complete the game to 100% (Single Player Only)
Cake or Death Eater? (10) – Complete “The Seven Harrys”
Chair-ismatic (10) – Complete “Out of Retirement”
Collector’s dream (25) – Complete the Bonus Level
Dark Times Ahead (25) – Unlock every bad wizard (Single Player Only)
Did Santa Eat That Cake? (10) – Complete “Kreacher Discomforts”
Dumbledore’s Demise (10) – Complete “Horcrux and the Hand”
Halfway There (30) – Unlocked on hitting 50% game completion (Single Player Only)
Here Lies a Free Elf (10) – Complete “DOBBY!”
He’s Back! (10) – Complete “A Veiled Threat”
Hogwarts has Changed (30) – Visit the Hogwarts Foyer in Year 7
I am the Half-Blood Prince (25) – Complete Year 6
Idling (20) – Stand still with no controller input for 5 minutes
Kick the Bucket (10) – Complete “Snape’s Tears”
Knuts and Vaults (50) – Collect 1 billion studs (Single Player Only)
Lessons Learned (30) – Complete all lessons (Single Player Only)
Lighten Up (10) – Use the Deluminator
Not “Fun Guys” (15) – Defeat 30 Red Caps
O Children (20) – Complete the scene where Hermione and Harry dance in the tent
Off the Beaten Track (10) – Complete “Dumbledore’s Army”
Phoenix Rising (25) – Complete Year 5
Pyjama Drama (20) – Unlock every pyjama character variant (Single Player Only)
Sectumsempra (10) – Complete “Love Hurts”
Shedding Skin (10) – Complete “In Grave Danger”
Soul Searching (10) – Complete “Sword and Locket”
Tall Order (40) – Unlock ALL of the Order of the Phoenix character variants (Single Player Only)
That’s Unfortunate (10) – Complete “The Thief’s Downfall”
The Slug Club (10) – Complete “Just Desserts”
The Tale of the Three Brothers (10) – Complete “Lovegood’s Lunacy”
To Be Continued (25) – Complete Year 7
Undesirable No. 1 (10) – Complete “Back to School”
Voldemort’s Demise (10) – Complete “The Flaw in the Plan”
We are the D.A. (30) – Unlock all of the members of Dumbledore’s Army (Single Player Only)
Weasley Does It (25) – Use a Weasley box with every Weasley
Weasleys’ Wizard Woes (10) – Complete “A Not So Merry Christmas”
What if? (20) – Defeat every Harry freeplay variant as Lord Voldemort
Wit Beyond Measure… (10) – Complete “Fiendfyre Frenzy”
Witch! (50) – Unlock all witch characters (Single Player Only)
You and Whose Army? (10) – Complete “Burning Bridges”
