Hidden-object games like 'Mystery Case Files: Millionheir' are something of an oddity in the hi-tech, video gaming world. Instead of bombarding players with fast-paced action and lifelike graphics, this title relies on intricately detailed static images peppered with secret images that sleuthing gamers have to uncover. There's something strangely therapeutic about scrutinising beautifully realised scenes and a sense of achievement when you finally spot your visual buried treasure.

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