Q&A: The Development of Professor Layton's Diabolical Sequel
The Elysian Box, Professor Layton Wiki
“There are tales of a box that brings death upon any who dare open it. Tell me, do you think those rumors could be true?”, With over 17 million units
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Every Puzzle Has an Answer: Let's Play Professor Layton and Pandora's Box! - The Something Awful Forums
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