Four of the scariest LEGO themes for Halloween
![BrickLink - Set 70437-1 : LEGO Mystery Castle [Hidden Side] - BrickLink Reference Catalog](https://img.bricklink.com/ItemImage/EXTN/28770.png "BrickLink - Set 70437-1 : LEGO Mystery Castle [Hidden Side] - BrickLink Reference Catalog")
BrickLink - Set 70437-1 : LEGO Mystery Castle [Hidden Side] - BrickLink Reference Catalog
![BrickLink - Set 70437-1 : LEGO Mystery Castle [Hidden Side] - BrickLink Reference Catalog](https://img.bricklink.com/ItemImage/ON/0/70437-1.png "BrickLink - Set 70437-1 : LEGO Mystery Castle [Hidden Side] - BrickLink Reference Catalog")
BrickLink - Set 70437-1 : LEGO Mystery Castle [Hidden Side] - BrickLink Reference Catalog
Mystery Castle 70437 | Hidden Side | Buy online at the Official LEGO® Shop US
In set 70437-1 | Brickset: LEGO set guide and database
LEGO MOC Rodenstein Castle by sebbl | Rebrickable - Build with LEGO
![BrickLink - Set 70437-1 : LEGO Mystery Castle [Hidden Side] - BrickLink Reference Catalog](https://img.bricklink.com/ItemImage/EXTN/28772.png "BrickLink - Set 70437-1 : LEGO Mystery Castle [Hidden Side] - BrickLink Reference Catalog")
BrickLink - Set 70437-1 : LEGO Mystery Castle [Hidden Side] - BrickLink Reference Catalog
LEGO Set 70437-1 Mystery Castle (2020 Hidden Side) | Rebrickable - Build with LEGO
![BrickLink - Set 70437-1 : LEGO Mystery Castle [Hidden Side] - BrickLink Reference Catalog](https://img.bricklink.com/ItemImage/SL/70437-1.png "BrickLink - Set 70437-1 : LEGO Mystery Castle [Hidden Side] - BrickLink Reference Catalog")
BrickLink - Set 70437-1 : LEGO Mystery Castle [Hidden Side] - BrickLink Reference Catalog
LEGO MOC Modular Mountain Castle from 70437 by sebbl | Rebrickable - Build with LEGO
LEGO® Mystery Castle (70437): all details
LEGO MOC Black Falcon's Fortress Homage from 70437 by sebbl | Rebrickable - Build with LEGO
LEGO MOC Pirate Ship and Imperial Outpost from 70437 by sebbl | Rebrickable - Build with LEGO
LEGO MOC Modular Mountain Castle from 70437 by sebbl | Rebrickable - Build with LEGO
LEGO HIDDEN SIDE: Mystery Castle (70437) (Not Complete) | eBay
LEGO Set 70437-1 Mystery Castle (2020 Hidden Side) | Rebrickable - Build with LEGO
![LEGO Hidden Side 70437 Mystery Castle [Review] - The Brothers Brick | The Brothers Brick](https://s3-us-west-2.amazonaws.com/media.brothers-brick.com/2020/05/LEGO-Hidden-Side-70437-Mystery-Castle-Review-cbqr3-24.jpg "LEGO Hidden Side 70437 Mystery Castle [Review] - The Brothers Brick | The Brothers Brick")
LEGO Hidden Side 70437 Mystery Castle [Review] - The Brothers Brick | The Brothers Brick
Lava Bastion from BrickLink Studio
LEGO-Hidden-Side-70437-Mystery-Castle-Review-cbqr3-09 - The Brothers Brick | The Brothers Brick
