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MB Cornerstone

Cornerstone Mystery Box

Turn those single story shacks into gleaming skyscrapers today with the Cornerstone Mystery Box!

With the Cornerstone Mystery Box, building up your neighborhoods just got a whole lot easier! The Cornerstone Mystery Box packs all the things you need to get your town cooking!. It can be bought in the store for a price of 40 diamonds, sometimes going on sale for as few as 5 diamonds.

Potential RewardsEdit

Past SpecialsEdit

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