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

Refuge for our heroes, Castle Grayskull stands proud in this detailed set by Mattel Brick Shop. Recreate the battle between the Heroes of Eternia and Skeletor, complete with 16 NanoWorld figures, special effects pieces, and authentic details. The clash of good and evil is yours to build and display. Collect all the Masters of the Universe building sets by Mattel Brick Shop and build the movie; each sold separately.

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Colors and decorations may vary. Product subject to availability. Purchase limits subject to change at the sole discretion of Mattel. From April 25, 2026, at 12:00am PT through April 26, 2026, at 11:59 pm PT, only Club Grayskull members can buy this item at MattelCreations.com, while supplies last. During this time, the item may be available at other retailers.

13Y+