This page contains Harry Potter And The Half-Blood Prince Unlockables for Xbox 360 called "Secret achievements" and has been posted or updated on Jul 27, 2009 by stellakimilon77. Let us know what you think of this Unlockable by thumbs voting.
Complete one of the following achievements to collect their Xbox Gamerscore points:
|Unlockable:||How to Unlock:|
|Burrow Defender (20 GP)||Successfully protected The Burrow.|
|Escaped the Cave (40 GP)||Escaped the Cave.|
|Mystery Solved (20 GP)||Retrieved Slughorn's missing memory.|
|Quidditch Champion (30 GP)||Won the Quidditch Cup.|
Back to all Cheats
Stuck on this game? Set a specific, clearly defined question and let others answer your question or view answers to previously asked questions. If you think you are an Harry Potter And The Half-Blood Prince expert then please try to help others with their questions.