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Master Builder Set

Master Builder Set

10023-1·Bionicle·2002·45 parts

Used Avg
$156.00
New Avg
$362.66
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About Master Builder Set

Master Builder Set (10023-1) is a LEGO Bionicle set from 2002 valued at $156.00 on BrickLink. It contains 45 cataloged parts. This set has been retired and is only available on the secondary market.

Seller notes

  • Sealed copies sell for $362.66 vs $156.00 used — a 132% premium. If you have this set new in sealed box (NISB), price it accordingly.
  • This is a vintage set (2002). Condition of the box and instructions significantly affects value. A complete set with original box and instructions can sell for well above the average.

Parts (45)

Technic, Pin with Short Friction Ridges
Technic, Pin with Short Friction Ridges
×5
Technic, Axle and Pin Connector Angled #5 - 112.5 degrees
Technic, Axle and Pin Connector Angled #5 - 112.5 degrees
×2
Technic, Axle and Pin Connector Angled #3 - 157.5 degrees
Technic, Axle and Pin Connector Angled #3 - 157.5 degrees
×4
Technic, Axle Connector with Axle Hole
Technic, Axle Connector with Axle Hole
×2
Technic, Axle  2L Notched
Technic, Axle 2L Notched
×7
Technic, Pin Double with Axle Hole
Technic, Pin Double with Axle Hole
Technic, Liftarm, Modified Bent Thick L-Shape 2 x 4
Technic, Liftarm, Modified Bent Thick L-Shape 2 x 4
×2
Technic, Gearbox Half
Technic, Gearbox Half
×2
Technic, Axle Connector 2 x 3 with Ball Joint Socket - Open Sides, Angled Forks with Closed Axle Holes
Technic, Axle Connector 2 x 3 with Ball Joint Socket - Open Sides, Angled Forks with Closed Axle Holes
×2
Technic, Liftarm, Modified Fan 1 x 7
Technic, Liftarm, Modified Fan 1 x 7
×2
Technic, Liftarm, Modified Bent Thick 1 x 9 (7 - 3)
Technic, Liftarm, Modified Bent Thick 1 x 9 (7 - 3)
×2
Technic, Axle and Pin Connector Perpendicular Double
Technic, Axle and Pin Connector Perpendicular Double
×2
Technic Block 3 x 5 x 1 2/3
Technic Block 3 x 5 x 1 2/3
Technic, Liftarm Thick 1 x 5
Technic, Liftarm Thick 1 x 5
×2
Technic, Liftarm, Modified Bent Thick 1 x 7 (4 - 4)
Technic, Liftarm, Modified Bent Thick 1 x 7 (4 - 4)
×2
Technic Ball Joint
Technic Ball Joint
×4
Bionicle Foot with Ball Joint Socket 3 x 6 x 2 1/3, Rounded Tops
Bionicle Foot with Ball Joint Socket 3 x 6 x 2 1/3, Rounded Tops
Bionicle Claw with Axle
Bionicle Claw with Axle
×2
Technic, Liftarm Thick 1 x 7
Technic, Liftarm Thick 1 x 7
×2
Technic, Panel Fairing # 5 Small Short, Large Hole, Side A
Technic, Panel Fairing # 5 Small Short, Large Hole, Side A
Technic, Panel Fairing # 6 Small Short, Large Hole, Side B
Technic, Panel Fairing # 6 Small Short, Large Hole, Side B
Bionicle Claw Hook with Axle
Bionicle Claw Hook with Axle
Bionicle Head Connector Block 3 x 4 x 1 2/3
Bionicle Head Connector Block 3 x 4 x 1 2/3
Technic, Pin 3L without Friction Ridges
Technic, Pin 3L without Friction Ridges
×4
Bionicle Mask Pakari
Bionicle Mask Pakari
Technic, Gear 8 Tooth
Technic, Gear 8 Tooth
×2
Technic, Gear 24 Tooth with 1 Axle Hole
Technic, Gear 24 Tooth with 1 Axle Hole
Technic, Pin without Friction Ridges
Technic, Pin without Friction Ridges
×5
Technic, Axle  4L
Technic, Axle 4L
×4
Technic, Axle  6L
Technic, Axle 6L
×2
Technic, Axle  8L
Technic, Axle 8L
Technic Bush
Technic Bush
×5
Technic, Axle  1L with Pin without Friction Ridges with Round Hole
Technic, Axle 1L with Pin without Friction Ridges with Round Hole
×5
Plate, Round 1 x 1
Plate, Round 1 x 1
×3
Rubber Band / Belt Holder 2 x 4 x 2 1/3
Rubber Band / Belt Holder 2 x 4 x 2 1/3
Technic Bush 1/2 Smooth
Technic Bush 1/2 Smooth
×5
Technic, Pin 1/2 without Friction Ridges
Technic, Pin 1/2 without Friction Ridges
×3
Technic, Axle  3L
Technic, Axle 3L
×2
Technic, Gear Worm Screw, Long
Technic, Gear Worm Screw, Long
Technic, Axle and Pin Connector Perpendicular
Technic, Axle and Pin Connector Perpendicular
×4
Technic, Liftarm Thin 1 x 3 - Axle Holes
Technic, Liftarm Thin 1 x 3 - Axle Holes
×2
Hose, Rigid 3mm D.  3L / 2.4cm
Hose, Rigid 3mm D. 3L / 2.4cm
×2
Hose, Ribbed 7mm D.  2L / 1.6cm
Hose, Ribbed 7mm D. 2L / 1.6cm
×3
Bionicle Ball Joint 5 x 7 Arm with Dual Axle Hole at 90 degrees
Bionicle Ball Joint 5 x 7 Arm with Dual Axle Hole at 90 degrees
×2
Rubber Band Small (Square Cross Section)
Rubber Band Small (Square Cross Section)
×4

Common questions about Master Builder Set

How much is LEGO Master Builder Set (10023-1) worth?

Master Builder Set sells for an average of $156.00 used and $362.66 new/sealed on BrickLink based on 6 months of completed sales. As a retired set, prices tend to hold steady or appreciate over time, especially for complete sets with original packaging. Actual prices vary with completeness — missing minifigures or key parts will lower the value.

Is LEGO Master Builder Set (10023-1) retired?

Yes, Master Builder Set was released in 2002 and has been retired from retail for several years. Retired LEGO sets are only available on the secondary market through BrickLink, eBay, or other resale platforms. At its current price point, it has appreciated since retirement.

How do I check if my Master Builder Set set is complete?

Use the parts list on this page to check every piece. For the minifigures specifically, you can use the brick'em scanner to identify each figure from a photo and confirm it matches what should be in this set. Missing pieces can be individually sourced on BrickLink.

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