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.
- Developer: Ea Bright Light
- Publisher: Ea Games
- Genre: Action Adventure
- Release: Jun 30, 2009
- ESRB: Everyone 10+
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.|
Please Submit a Problem for any incomplete, non-working or fake cheat listed above.
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