LEGO 70437 Hidden Side Mystery Castle - Entertainment Earth
LEGO® Hidden Side Review & MOCs: 70437 Mystery Castle | New Elementary: LEGO® parts, sets and techniques
Amazon.com: LEGO Hidden Side Mystery Castle 70437 AR Ghost Toy, Castle Model with App-Controlled Ghost Hunting Toy with Jack, Parker, Vaughn, Nehmaar Reem and 2 Shadow-Walker Minifigures (1,035 Pieces) : Everything Else
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LEGO Hidden Side Mystery Castle 70437 Retired NEW rare factory sealed set 673419318785 | eBay