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MASTERPIECE Challenge Kit

Snapshot

vs RRP
+130% over
Per piece
3.5¢

Value per piece

cost per part at each reference

3.5¢lowest market value

about 75% under retail, which runs ~14¢ a piece

Reference

MSRP14¢
Used market3.5¢
New market33¢
Set

MASTERPIECE Challenge Kit

Reference
45823-1
Theme
FIRST LEGO League
Year
2023
Parts
1,756

MASTERPIECE Challenge Kit is a LEGO set from the LEGO FIRST LEGO League theme released in 2023. It is built from 1,756 pieces.

New avg$575.66Used avg$62.00MSRP$250.00

Avg. 3rd-party market prices via BrickPicker, not CollectORbuild seller prices

See full valuation & price history →Track its value free →
Value historytracking since Jul 25, 2026

Currently $575.66 new. We just started tracking this set’s value. The chart fills in as prices are re-checked over the coming weeks.

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Parts in this set (495)

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A peek at the pile. See the full list, grouped by color, on the parts page.

Bar 3L1×Bar 8L - Two Stop Rings / One Pin, Technic Figure Ski Pole [Flat End]2×Brick Curved 2 x 1 No Studs [1/2 Bow]1×Brick Curved Inverted 2 x 2 x 2/36×Brick Round 2 x 2 with Axle Hole1×Brick Round 4 x 4 Centre Hole2×Brick Special 2 x 2 x 1 2/3 with Worm Gear HolePhoto shows a different color. This lot is Black.1×Brick Wedged, Curved 2 x 1 with Stud Notch Left1×Brick Wedged, Curved 2 x 1 with Stud Notch Right1×Turntable 2 x 2 Plate, Base1×Large Figure Weapon, Barrel with 2 Pin Holes and 3 Axle Holes3×Equipment LaptopPhoto shows a different color. This lot is Black.1×Equipment Magnifying Glass with Thick Frame, Hollow Handle, Trans-Clear LensPhoto shows a different color. This lot is Black.1×Minifig Head [Plain] [Vented Stud - 2 Holes]Photo shows a different color. This lot is Black.1×View all 495 →