BricksValue

LEGO Fierce Shark with a Treasure Chest (31381)

Creator 3-in-1 · 379 pieces

From £23.99 at Amazon.co.uk · 20% off

Not retiring yet (on sale since 2026)

LEGO Fierce Shark with a Treasure Chest (31381)
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Compare prices (UK)

Regular price £29.99

See it at Amazon.co.uk, £23.99

Buy now: £6.00 cheaper at Amazon.co.uk than on LEGO.com UK today.

. Amazon offers can be third-party (marked).

Similar sets with bigger discounts

Price history

Lowest price today
£23.99
at Amazon.co.uk
Lowest we’ve recorded
£20.49
Kidinn, 19 Oct 2026
LEGO’s regular price
£29.99
today’s lowest is 20% off
Tracked since
8 Oct 2026
7 price changes since
Price records (14)
  • 20 October 2026 · Kidinn£24.99
  • 19 October 2026 · Kidinn£20.49
  • 16 October 2026 · Very£23.99
  • 15 October 2026 · John Lewis£23.99
  • 14 October 2026 · Amazon.co.uk£23.99
  • 13 October 2026 · Kidinn£26.49
  • 13 October 2026 · Very£25.99
  • 13 October 2026 · John Lewis£29.99
  • 11 October 2026 · Amazon.co.uk£24.99
  • 10 October 2026 · Very£24.99
  • 10 October 2026 · Argos£30.00
  • 8 October 2026 · The Entertainer£25.00
  • 8 October 2026 · John Lewis£25.00
  • 8 October 2026 · LEGO.com UK£29.99

Prices at LEGO.com UK, Amazon.co.uk, Argos, Smyths Toys, Very, John Lewis, The Entertainer and Kidinn, checked daily. A line breaks when a store was out of stock or not selling the set.

LEGO Fierce Shark with a Treasure Chest in other countries

The lowest price today in each country where LEGO sells it, converted at the European Central Bank’s rate. Delivery across borders isn’t included: most stores only ship inside their own country.

CountryLowest priceIn GBP
Show all 13 countries

Exchange rates of 22 October 2026.

Resale value

What the LEGO Fierce Shark with a Treasure Chest actually sold for on BrickLink, the LEGO-owned marketplace, in the last 6 months.

New

£18.69

Median of 1 sale (US sellers)

-38% vs LEGO’s regular price (£29.99)

Used

£13.46

Median of 2 sales (US sellers)

-55% vs LEGO’s regular price (£29.99)

Sales on BrickLink, updated daily (last update 23 October 2026). Sold in US dollars, shown in British Pound at the ECB rate of 22 October 2026. Few sales mean a less reliable figure.

Set details

Pieces
379
Minifigures
None
Ages
8+
Released
2026
Set number
31381
Theme
Creator 3-in-1
Price per piece
6.3pat today’s lowest price
LEGO.com rating
4.7
LEGO Insiders points
240

LEGO Fierce Shark with a Treasure Chest building instructions

Official instructions from LEGO.com, free to download. The LEGO Builder app has them too, many with 3D steps. All instructions on LEGO.com

LEGO Fierce Shark with a Treasure Chest parts list

379 pieces in 151 different parts and colors.

  • Plate Special 1 x 2 Rounded with 2 Open Studs, Tan×1735480
  • Plate 1 x 2, Dark Bluish Gray×163023
  • Brick Sloped 45° 2 x 1 with 2/3 Cutout [New Version], Dark Bluish Gray×1315672
  • Plate Special 1 x 2 with 1 Stud with Groove and Inside Stud Holder (Jumper), Dark Bluish Gray×1015573
  • Brick Sloped 30° 1 x 2 x 2/3, Dark Bluish Gray×1085984
  • Plate 1 x 3, Dark Bluish Gray×83623

Parts list: Rebrickable.

About the LEGO Fierce Shark with a Treasure Chest

Boys and girls ages 8 and up can play out fun underwater stories with this LEGO® Creator 3 in 1 Fierce Shark with a Treasure Chest (31381) building toy. This impressive sea animal toy set offers kids 3 different building options with the same set of bricks. They can choose to build a posable shark toy that can be displayed on a stand with a treasure chest and crab. They can then rebuild it into an anglerfish on a stand with sea plants or a posable manta ray toy on a stand with a clamshell. Once the building and playtime fun is over, each model can be displayed as room decor on a shelf or desk. This LEGO Creator 3 in 1 set will inspire young imaginations and makes a great gift idea for kids who love sea animals. And with the LEGO Builder app, they can also experience a building adventure. They can zoom in and rotate their sets using 3D building instructions, track their progress and save sets in one place. Please note models cannot be built simultaneously. Set contains 379 pieces.
  • 3 IN 1 SEA ANIMAL TOYS – LEGO® Creator 3 in 1 Fierce Shark with a Treasure Chest (31381) building toy lets boys and girls ages 8+ build and rebuild 3 ocean animal figures with the same bricks
  • ENDLESS PRETEND PLAY OPTIONS – Kids can enjoy fun stories with 3 sea creature toys (models cannot be built simultaneously): a shark toy with a treasure chest, or an anglerfish or manta ray
  • POSABLE SEA ANIMAL TOYS – The shark model has a posable mouth, body, side fins and tail fin; the anglerfish toy can move its mouth, side fins and tail fin and the manta ray toy has a posable tail fin
  • STANDS WITH ACCESSORIES FOR PLAY AND DISPLAY – Shark toy comes on a stand with a treasure chest and crab; anglerfish comes on a stand with sea plants and manta ray comes on a stand with a clam shell
  • GIFT IDEA FOR KIDS – This great value LEGO® Creator 3 in 1 set makes an ocean themed gift for boys and girls, or a small birthday gift for builders ages 8 and up who love creative toys
  • MORE 3 IN 1 FUN – Enjoy even more building adventures with other sets (sold separately) from the extensive LEGO® Creator 3 in 1 range
  • FEED YOUR KID’S PASSION – Every 3 in 1 set gives kids 3 different building options inspired by their biggest passions, including animals, vehicles and houses
  • DIMENSIONS – This 379-piece ocean animal figures set features a LEGO® shark toy measuring over 3 in. (8 cm) high, 10 in. (26 cm) long and 4.5 in. (11 cm) wide

Description: LEGO.com.

LEGO Fierce Shark with a Treasure Chest: FAQ

Is the LEGO Fierce Shark with a Treasure Chest retiring?

Not yet: the LEGO Fierce Shark with a Treasure Chest isn’t flagged as retiring. LEGO.com UK doesn’t list it as “Retiring soon”. We check every day and will update this page the day that changes.

How much is the LEGO Fierce Shark with a Treasure Chest?

The lowest price we found today is £23.99 at Amazon.co.uk, out of 7 stores selling it today (regular price £29.99). Prices change often: this page is updated every day.

Should I buy the LEGO Fierce Shark with a Treasure Chest now or wait?

20% off at Amazon.co.uk. The best price today is £23.99 at Amazon.co.uk, 20% below LEGO’s regular price.

Where can I find the instructions for the LEGO Fierce Shark with a Treasure Chest?

LEGO publishes them for free on LEGO.com as 3 PDF booklets, linked on this page, and in the LEGO Builder app.

How many pieces are in the LEGO Fierce Shark with a Treasure Chest (31381)?

379 pieces. At today’s price, that’s 6.3p per piece.

When was the LEGO Fierce Shark with a Treasure Chest released?

It was released in 2026.

What is the LEGO Fierce Shark with a Treasure Chest worth?

New, it sold for £18.69 on BrickLink (median of 1 sale in the last 6 months, US sellers). Used, £13.46 (2 sales). LEGO’s regular price is £29.99.

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