# Mattel Brick Shop Masters of the Universe Castle Grayskull Building Set

Building: Mattel Brick Shop Masters of the Universe Castle Grayskull is a buildable castle scene with NanoWorld figures and movable display features. It is aimed at builders and collectors who want to recreate battles, though the listing gives conflicting model and piece-count details that are worth resolving before purchase.

- [Original product page](https://best-deals.pro/product/mattel-brick-shop-masters-of-the-universe-castle-grayskull-building-set)
- [View offer](https://best-deals.pro/visit/mattel-brick-shop-masters-of-the-universe-castle-grayskull-building-set)
- Market: US
- Language: en-US
- Currency: USD
- Brand: Mattel Brick Shop
- Model: Mattel Brick Shop Masters of the Universe Clash at Snake Mountain
- Category: Toys & Games > Building Sets & Models
- Price: 39.99 USD
- Previous price: 64.99 USD
- Discount: 38%
- Price checked: 2026-11-14T07:09:14.265Z
- Rating: 4.3 / 5
- Reviews: 28

Prices and deal status are the latest recorded data, not a guarantee of availability. Confirm the price and availability with the store.

## At a glance

- Buildable Castle Grayskull scene with an inner sanctum and rotating turrets.
- Listing describes 16 one-inch NanoWorld figures, including He-Man and Skeletor, with swappable poses.
- Special-effect parts and extra pieces are described for posing figures mid-air.
- Mattel says the pieces combine with its own sets and other name brands.

## Pros

- Sixteen included figures give the castle scene a substantial character lineup for display or imaginative battles.
- Rotating turrets and a buildable inner sanctum offer more scene variation than a static castle model.
- The listing describes special-effect pieces and posing options suited to recreating action scenes.

## Specifications

### Identity and age
- Brand: Mattel
- Model listed: Mattel Brick Shop Masters of the Universe Clash at Snake Mountain
- Model number: JMB32
- Recommended age: 13 years and up
- Theme: Fantasy
- Subject character: Castle Grayskull
### Set and play features
- Number of pieces: 854
- Figures: 16 NanoWorld figures
- Material: Plastic
- Block type: Interlocking Toy Building Block
- Operation mode: manual
- Indoor or outdoor use: Indoor
- Educational objective: Construction Skills
### Dimensions and weight
- Dimensions listed: 2.63 x 16 x 11.5 inches
- Weight listed: 1.6 pounds

## Before you buy

- The listing is inconsistent about product identity and piece count: its title names Battle of Castle Grayskull, its model field says Clash at Snake Mountain, its set-name field names First Ones Gorilla, and piece counts appear as 867, 854 and an explicit component entry of 867 pieces. Verify the selected set and its contents before buying. Dimensions are also given in a separate size field as 16 x 2.6252 x 11.5 inches, so treat the listed measurements as uncertain.

## In the box

- 867 pieces (Included): The listing explicitly names this quantity in its included-components field, but another field states 854 pieces.

## A good fit for

- Masters of the Universe fans looking to build and display a Castle Grayskull scene.
- Builders aged 13 and up who enjoy character-rich fantasy playsets and poseable display scenes.
- Collectors wanting a set with a large group of small figures and movable castle features.

## Less suited to

- Buyers who need a confirmed model identity or exact piece count before ordering.
- Anyone seeking a large-scale figure set, since the NanoWorld figures are described as one inch tall.

## Customer feedback

Aggregate customer ratings lean positive overall, with a smaller share of lower ratings. With no written feedback supplied, they do not show what buyers liked or disliked. For a set marketed around a detailed build and 16 small figures, the ratings alone cannot confirm build experience, completeness or display quality.

## Frequently asked questions

### How many pieces are in this set?
The listing gives multiple totals: 867 in its highlights and component entry, and 854 in its number-of-pieces field. Check the selected listing for the correct count.
### Which characters are included?
The feature text describes 16 NanoWorld figures, including He-Man and Skeletor, with swappable poses.
### Does the castle have movable features?
The listing describes rotating turrets, a buildable inner sanctum, special-effect parts and pieces for posing figures mid-air.
### What age is the set intended for?
The listing recommends it for ages 13 and up.

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## Add-ons

- [Mattel Brick Shop Masters of the Universe Clash at Snake Mountain \| Building Set, 636 Pieces and 12 Figures, Skeletor and He-Man, Gift Adult Collectors and Ages 13+](https://best-deals.pro/visit/mattel-brick-shop-masters-of-the-universe-snake-mountain-jmb31)

## Images

![Mattel Brick Shop Masters of the Universe Castle Grayskull Building Set — 1](https://best-deals.pro/i/1RgiMWh2fr92tnwbEkH9Mhq2NQJUZu9ETXqtuINqFABQe_43fuBa8dlg6sFmq6mq1ZpPJSvBvV2_ZaZCnXlPrhA-v__9upqfupkkDmdEgIxtoCLJinIIJxz0.jpg)

![Mattel Brick Shop Masters of the Universe Castle Grayskull Building Set — 2](https://best-deals.pro/i/luU3mIIwZFnZ9Cc9v4XT0YKsCcezbM2tbHHikajnDWG1hBHzljOnv5WeCQXomdDuRVI4dWUFmhY_kYKu8ekuidk3mjiQHEK_Of2MA2DDeE7zD5UZktph5SS6.jpg)

![Mattel Brick Shop Masters of the Universe Castle Grayskull Building Set — 3](https://best-deals.pro/i/GKhOOX--sM7bdLY1ZR6fbjAmooNENYojPOlxlkAZqIrVlQC2IyiJRL8AkkbP_kGrU3nphs6LSYdGK2yaEiMDFfNAFAOhKk3cMFI5rwE4PzbfXV_2NKVRNJeg.jpg)

![Mattel Brick Shop Masters of the Universe Castle Grayskull Building Set — 4](https://best-deals.pro/i/8mINm_CkyrW7WV1e3St8xP37s46ZQlPPiga_bJ1gr0wZ5bTnQcYX8OmyeejGWnXiO68iWOQSLNsqxQo30pLOwrNI604Dw62B-6ZOFNqSaMaLEtHIgXh1f-3b.jpg)

![Mattel Brick Shop Masters of the Universe Castle Grayskull Building Set — 5](https://best-deals.pro/i/Lr5XrZ7cCxXKQd30ZlOb3gzHByzYipsdAA5bqxpnl9c2l_ibAux6YLNELSIStToxJDGLicqwHt4nQAyl9vIzGqo4nE_uICfaNg-9-O4MLUcIqVfyiXZnYiw_.jpg)

![Mattel Brick Shop Masters of the Universe Castle Grayskull Building Set — 6](https://best-deals.pro/i/-Q4PqS7ZHvC8viJjG9qzCOz_kV6NEroyTHX74flqfX6lCFxAfczu588TPW0XHILLmwQdZwPm6wpAavYNRx6DsprTvtsOLwg-2uCKjPoCKMO9vJtqtvW5MIzz.jpg)