Harry Potter and the Half-Blood Prince Cheats
Unlock castle gates: To unlock the Castle Gates multiplayer dueling area, go to the rewards menu and enter RIGHT, RIGHT, DOWN, DOWN, LEFT, RIGHT, LEFT, RIGHT, LEFT, RIGHT, START.
Hogwarts crest rewards: Collect the listed number of Hogwarts Crests to unlock the corresponding bonus.
3 hogwarts crests – Two Player Dueling Pack 1: Draco and Luna 8 Hogwarts crests – More health in duels 14 hogwarts crests – Two Player Dueling Pack 2: Training Ground Dueling Arena 21 hogwarts crests – Dungbombs in prank boxes around Hogwarts 29 hogwarts crests – Two Player Dueling Pack 2: Crabbe and Goyle 38 hogwarts crests – Score boost in flying events 48 hogwarts crests – Exploding Cauldrons in prank boxes around Hogwarts 59 hogwarts crests – Two Player Dueling Pack 4: The Transfiguration Dueling Arena 71 hogwarts crests – Even more health in duels 84 hogwarts crests – Two Player Dueling Pack 5: Ginny and Hermione 98 hogwarts crests – Love Potion in Potions Club 113 hogwarts crests – Two Player Dueling Pack 4: Paved Courtyard Dueling Arena 129 hogwarts crests – More mini-crests with each castEasy duels: Cast Levi Corpus or Petrificus Totalus, then charge your Stupefy until it chimes twice and release it. This will results in a one hit kill. This does not work for Fenrir Greyback.Locked gate shields: When there is a shield behind a locked gate, use Wingardium Leviosa and hit it into a wall to break the shield. Pick up the pieces, then repair them and you will have a shield.
How to use these cheats
Button names refer to the PS2 controller — X, Circle, Square, Triangle, the shoulder buttons (L1/L2/R1/R2), Start, Select and the D-pad. Unless told otherwise, enter codes from the pause or options menu, or while playing.