I've never seen that, weird, I saw one of these sell for £70 on eBay, currently going for £37 on Discogs, not only that but it was supposedly a RSD Canada exclusive. http://www.discogs.com/Brian-Tyler-Various-Assassins-Creed-IV-Black-Flag-Game-Soundtrack-Special-Edition/release/5615118
EDIT: I'll lower it.