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Set details
- Brand
- Lego
- Partcount
- 1,035
- Minifigures
- 6
- 2 excl.
- Build Duration
- 2–3 h
- Age
- 9+
- Release / EOL
- 2020 – 2020
- RRP
- 99,99 €
- Part-Out Value
- 159,73 €
Technical data9 entries
Product
- Name
- Mystery Castle
Dimensions
- Product weight
- 1,5 kg
- Packaging width
- 37,8 cm
- Packaging height
- 9,4 cm
- Packaging length
- 48 cm
- Packaging weight
- 2 kg
Identification
- MFR
- 70437-1
- EAN
- 5702016617580
- SKU
- 70437
DescriptionManufacturer text
Fans of virtual reality will love this LEGO® Hidden Side Mystery Castle augmented reality (AR) playset with cool hands-on functions and 6 minifigures.
Enter the mystery castle at your peril! Go in alone or join friends online for an amazing augmented reality (AR) play experience at the evil Nehmaar Reem’s haunted castle! Build the digitally interactive structure with Jack, Parker, Vaughn, Nehmaar Reem and 2 Shadow-Walker minifigures. Then download the Hidden Side AR app and scan the model with your smart device to enter an action-packed digital world!

This LEGO® Hidden Side building kit combines the open creative play of LEGO building toys with digital play for an immersive single or multiplayer augmented reality (AR) experience. Perfect for kids aged 9 and up.
What’s in the box? A digitally interactive LEGO® Hidden Side castle model with lots of manual features including an accessible observatory tower, plus Jack, Parker, Vaughn, Nehmaar Reem and 2 Shadow-Walker minifigures.
The mystery castle model comes to life when viewed through a smart device equipped with the free LEGO® Hidden Side AR app. Kids then get to solve mysteries, find items and hunt ghosts in a haunted digital world.

Looking for an ideal birthday or any-other-day gift for kids aged 9 and up? This action-packed LEGO® Hidden Side playset is a great gift idea for LEGO builders and fans of virtual reality and video games.
When built, this LEGO® Hidden Side Mystery Castle (70437) augmented reality playset measures over 13" (34cm) high, 12" (31cm) wide and 10" (27cm) deep.
Battery-free building toy. The Hidden Side AR app is compatible with selected iOS and Android devices. Please check compatibility at www.LEGO.com/devicecheck. Children should ask parents' permission before going online.
Getting started with this LEGO® Hidden Side augmented reality toy is child's play. You'll find easy-to-follow instructions in the box and online – so simply tear open the LEGO brick bags and let the fun begin!
The LEGO® Hidden Side universe is set in the fictional town of Newbury, where ghosts haunt people and buildings. The augmented reality play experience is constantly enhanced through new content, ghosts and events.
LEGO® Hidden Side toy construction sets meet the highest industry standards and quality criteria to ensure that the bricks and pieces are consistent, compatible and continue to connect and pull apart easily every time.
At the LEGO Group, we drop, heat, crush, twist and analyze our building bricks and pieces to ensure that every LEGO® Hidden Side playset meets the highest global safety and quality standards.
Which minifigures are in Mystery Castle?
The set contains 6 minifigures, 2 of them exclusive to this set.
Parker L. Jackson, Bright Light Blue Denim Jacket, Medium Lavender Hair with Headphones, Angry / Smirk
Jack Davids, Red Jacket with Backwards Red Cap
Shadow Walker with Helmet
Nehmaar Reem
Vaughn Geist
Product images (17)
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Frequently Asked Questions
What is Lego® Mystery Castle? Contents, parts & details
Lego® Mystery Castle is a set by Lego from the "LEGO® Hidden Side" theme (Set No. 70437, EAN: 5702016617580). According to the VERObricks database, the set includes 1035 parts, 6 minifigures, Recommended age 9+. Manufacturer description: "Fans of virtual reality will love this LEGO® Hidden Side Mystery Castle augmented reality (AR) playset with cool hands-on functions and 6 minifigures." On VERObricks you can find the set in these categories: LEGO® Hidden Side, Fantasy, Castles and Fortresses, History, Kids.
Which minifigures are included in Lego® Mystery Castle?
According to the Rebrickable inventory, Lego® Mystery Castle contains 6 minifigures: Parker L. Jackson, Bright Light Blue Denim Jacket, Medium Lavender Hair with Headphones, Angry / Smirk, Jack Davids, Red Jacket with Backwards Red Cap, 2× Shadow Walker with Helmet, Nehmaar Reem, Vaughn Geist. 2 figures are exclusive to this set: Shadow Walker with Helmet, Nehmaar Reem. Exclusive figures often keep a set's value stable after retirement; see the price history and used offers above.
When was Lego® Mystery Castle released and how long will it stay available?
Lego® Mystery Castle was released in June 2020. The set retired at the end of 2020 (EOL, end of life). New copies come from remaining stock only; for used ones, use the eBay search on this page. The official building instructions are available as 2 PDF files directly from the manufacturer, linked in the set details section.



















