4.5
(18.943)

LEGO® 70427 Welcome to the Hidden Side

Specifications

  • Brand: LEGO
  • Theme: Hidden Side
  • Ages: 7 - 99
  • Total parts: 170
  • Launch Date: 01-01-2020
  • Weight: 375 gram
  • Dimensions: 19,10cm x 26,20cm x 6,10cm
  • EAN code: 5702016616088
Check out the 2026 LEGO® catalog!
LEGO Catalog 2026 1HY

Browse through the LEGO® catalog and be surprised.

View the catalog
Description LEGO® Hidden Side: Welcome to the Hidden Side

Dive into an amazing single or multiplayer augmented reality (AR) experience with this LEGO® Hidden Side set. Build the haunted subway with Jack, Axel Chops, Scrimper and Waylon minifigures, download the free Hidden Side AR app and scan the model with your smart device to bring it to life. Then hunt ghosts, solve mysteries, battle boss ghost Lady E and help Jack escape the haunted digital world!

  • This LEGO® Hidden Side building toy combines the open creative play of LEGO building playsets with an app for an amazing single or multiplayer augmented reality (AR) play experience. Ideal for kids aged 7 and up
  • What’s in the box? A digitally interactive LEGO® Hidden Side haunted subway model with fun features and functions, plus ghost-hunter Jack and possessed Axel Chops, Scrimper and Waylon minifigures
  • This haunted subway model reveals an amazing digital world when viewed through a smart device equipped with the LEGO® Hidden Side AR app. Kids then get to hunt ghosts, solve mysteries and battle the boss ghost Lady E
  • Looking for a birthday or any-other-day gift for kids aged 7 and up? This LEGO® Hidden Side playset is a great gift idea for LEGO building fans and for kids who love virtual reality and digital games
  • When built, this LEGO® Welcome to The Hidden Side (70427) model measures over 6" (17cm) high, 8" (22cm) wide and 5" (13cm) 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
  • It's easy to get started with this LEGO® Hidden Side augmented reality, app-driven building kit. It comes with easy-to-follow instructions in the box and online – so simply open the 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 all LEGO bricks and pieces are consistent, compatible and connect and pull apart easily every time
  • At the LEGO Group, we drop, heat, crush, twist and analyze our building bricks and pieces to make sure every playset meets the highest global safety and quality standards


LEGO® Hidden Side sets combine a buildable LEGO model with a game app for an amazing augmented-reality (AR) play experience. This model reveals a ghostly digital world when viewed with a smart device equipped with the free LEGO® Hidden Side AR app. Kids get to invite friends for a cool digital play experience. A digital play experience awaits — right after the build. Get the free Hidden Side AR app for iOS and Android. Interacting with the model makes things happen in the app. Kids get to enjoy epic battles with boss ghost Lady E. Kids hunt and capture ghosts for later use in the game. This detailed building set comes with Jack, Axel Chops, Scrimper and Waylon minifigures, plus cool accessories.

Construction manual 70427
Become a member of ToyPro

Receive the weekly ToyPro newsletter and stay up to date on the latest news about ToyPro and LEGO®, MOCs and much more. Discover LEGO®

Successful! ToyPro will keep you updated from now on. Welcome to the club.

Find parts from your LEGO set
customer service

Are you missing a part from a LEGO set? Look it up easily by entering the set number below.

Minifigures from LEGO® 70427 Welcome to the Hidden Side
LEGO® minifig Axel Chops
$8.15
  • LEGO Axel Chops
  • LEGO Axel Chops
  • LEGO Axel Chops
  • LEGO Axel Chops
Add to Cart
View or order
LEGO® minifig Jack Davids
$7.31
  • LEGO Jack Davids
  • LEGO Jack Davids
  • LEGO Jack Davids
  • LEGO Jack Davids
  • LEGO Jack Davids
  • LEGO Jack Davids
Add to Cart
View or order
LEGO® minifig Scrimper
$12.74
  • LEGO Scrimper
  • LEGO Scrimper
  • LEGO Scrimper
  • LEGO Scrimper
Add to Cart
View or order
LEGO® minifig Waylon
$6.50
  • LEGO Waylon
  • LEGO Waylon
  • LEGO Waylon
  • LEGO Waylon
Add to Cart
View or order
Parts from LEGO® 70427 Welcome to the Hidden Side
LEGO® 4211394 Brick 1 x 4
$0.54
  • LEGO Brick 1 x 4
Add to Cart
View or order
LEGO® 6351293 Plate, Modified 2 x 4 with Pins
$0.16
Sold out for now!
  • LEGO Plate, Modified 2 x 4 with Pins
Email notification View or order
LEGO® 303226 Plate 4 x 6
$0.68
  • LEGO Plate 4 x 6
Add to Cart
View or order
LEGO® 4211095 Brick, Modified 1 x 2 Log
$0.12
  • LEGO Brick, Modified 1 x 2 Log
Add to Cart
View or order
Always a good choice - a ToyPro gift card!
Gift card $7.50
$7.50
  • Gift card $7.50
Add to Cart
View or order
Gift card $10.00
$10.00
  • Gift card $10.00
Add to Cart
View or order
Gift card $25.00
$25.00
  • Gift card $25.00
Add to Cart
View or order
Gift card $50.00
$50.00
  • Gift card $50.00
Add to Cart
View or order
Latest news items