Mystery Mansion (75904-1) is a Scooby-Doo LEGO set released in 2015 with 861 pieces. Browse the parts list, minifigures, and verify loose bricks with our free scanner. Collectors browsing Scooby-Doo sets use this inventory to verify loose parts, compare color variants, and read official build manuals without downloading PDFs. This set includes 7 minifigures and 250 unique part types.
- → Read official LEGO build manuals on this page
- → Browse the full parts inventory
- → See every minifigure included in the set
- → Verify loose bricks with our free part scanner
- → Check market value for parts and minifigs
Buying checklist
Quick context before you buy this set used or verify a marketplace listing.
-
Release year
2015 (11 years ago — may be retired)
-
Catalog scale
861 parts listed · 250 inventory lines tracked
-
Minifigures
7 in this set's inventory — verify completeness when buying used
-
Build manual
Digital booklet available on this page — use it to verify bag contents
-
Build complexity
Large set — expect sticker sheets or multiple subassemblies; inspect photos closely
-
Shipping weight (est.)
~1,660 g for parts inventory (excludes box/minifig packaging)
-
Before you buy used
Run the completion checker, compare photos to the inventory, and check live listings for sealed pricing
Related sets in this theme
Market value
No estimate on BrickID yet
We don't pull live prices from marketplaces automatically — that requires paid seller API access. Check live listings below, or be the first to share a price you paid or saw.
Check live listings →Share a price you paid or saw
Help other collectors — we aggregate anonymous reports on this page.
Building instructions
3 official booklets — read on BrickID
Book 1 of 3 · US Letter Book 2 of 3 · US Letter Book 3 of 3 · US Letter
Download size:
Checking download size…
Download size unavailable
Browse the instructions on your own terms.
Minifigures in Mystery Mansion
Parts in this set
250 parts · page 1 of 6 · updating…
-
Animal Body Part, Barb / Claw / Tooth / Talon / Horn, Small53451 · ×9 · Black -
![Animal Body Part, Dog Bone [Short]](https://cdn.rebrickable.com/media/parts/elements/4600294.jpg)
Animal Body Part, Dog Bone [Short]93160 · ×1 · White -
Animal, Bat30103 · ×1 · Black -
![Animal, Rodent, Rat / Mouse [Plain]](https://cdn.rebrickable.com/media/parts/elements/4225169.jpg)
Animal, Rodent, Rat / Mouse [Plain]40234 · ×1 · Light Bluish Gray -
![Bar 1 x 4 x 3 [End Tabs]](https://cdn.rebrickable.com/media/parts/elements/4521681.jpg)
Bar 1 x 4 x 3 [End Tabs]62113 · ×1 · Black -
Bar 6L with Stop Ring63965 · ×1 · Black -
![Box 2 x 2 x 2 [Hollow Studs]](https://cdn.rebrickable.com/media/parts/elements/434501.jpg)
Box 2 x 2 x 2 [Hollow Studs]4345b · ×1 · White -
Box 2 x 2 x 2 Door with Slot4346 · ×1 · White -
Brick 1 x 13005 · ×30 · Reddish Brown -
Brick 1 x 13005 · ×2 · Sand Green -
Brick 1 x 1 x 314716 · ×2 · Light Bluish Gray -
Brick 1 x 1 x 5 with Solid Stud2453b · ×2 · Light Bluish Gray -
Brick 1 x 1 x 5 with Solid Stud2453b · ×3 · Reddish Brown -
Brick 1 x 23004 · ×3 · White -
Brick 1 x 23004 · ×1 · Lime -
Brick 1 x 23004 · ×2 · Sand Green -
Brick 1 x 2 x 2 with Inside Stud Holder3245c · ×2 · Light Bluish Gray -
Brick 1 x 33622 · ×22 · Dark Bluish Gray -
Brick 1 x 43010 · ×7 · Light Bluish Gray -
Brick 1 x 63009 · ×10 · Light Bluish Gray -
Brick 1 x 63009 · ×2 · Dark Bluish Gray -
Brick 1 x 83008 · ×1 · Light Bluish Gray -
Brick 2 x 23003 · ×1 · White -
Brick 2 x 23003 · ×8 · Light Bluish Gray -
Brick 2 x 2 x 330145 · ×4 · Light Bluish Gray -
Brick 2 x 33002 · ×1 · Reddish Brown -
Brick 2 x 43001 · ×5 · Light Bluish Gray -
Brick 2 x 43001 · ×1 · Dark Bluish Gray -
Brick 2 x 62456 · ×2 · Dark Bluish Gray -
Brick and Axle Separator v2.096874 · ×1 · Orange -
Brick Arch 1 x 12 x 3 Raised Arch14707 · ×3 · Reddish Brown -
![Brick Arch 1 x 3 x 3 [Gothic]](https://cdn.rebrickable.com/media/parts/elements/6055086.jpg)
Brick Arch 1 x 3 x 3 [Gothic]13965 · ×4 · Reddish Brown -
![Brick Arch 1 x 5 x 4 [Continuous Bow, Raised Underside Cross Supports]](https://cdn.rebrickable.com/media/parts/elements/6044725.jpg)
Brick Arch 1 x 5 x 4 [Continuous Bow, Raised Underside Cross Supports]14395 · ×2 · Reddish Brown -
![Brick Arch 1 x 6 x 2 - Thin Top without Reinforced Underside [New Version]](https://cdn.rebrickable.com/media/parts/elements/6052784.jpg)
Brick Arch 1 x 6 x 2 - Thin Top without Reinforced Underside [New Version]15254 · ×2 · Light Bluish Gray -
Brick Arch 1 x 8 x 2 Raised16577 · ×5 · Dark Bluish Gray -
Brick Curved 1 x 2 x 1 1/3 with Curved Top6091 · ×2 · Lime -
![Brick Curved 2 x 1 No Studs [1/2 Bow]](https://cdn.rebrickable.com/media/parts/elements/6047426.jpg)
Brick Curved 2 x 1 No Studs [1/2 Bow]11477 · ×2 · Green -
Brick Curved 2 x 2 x 2/315068 · ×2 · Black -
Brick Curved 4 x 1 Double with No Studs93273 · ×1 · Green -
Brick Round 1 x 1 Open Stud3062b · ×2 · Reddish Brown -
![Brick Round 2 x 2 [Grill]](https://cdn.rebrickable.com/media/parts/elements/6036503.jpg)
Brick Round 2 x 2 [Grill]92947 · ×4 · Reddish Brown -
Brick Sloped 18° 4 x 160477 · ×2 · Black -
Brick Sloped 30° 1 x 1 x 2/3 (Cheese Slope)54200 · ×1 · Reddish Brown -
Brick Sloped 30° 1 x 1 x 2/3 (Cheese Slope)54200 · ×15 · Dark Purple -
Brick Sloped 30° 1 x 1 x 2/3 (Cheese Slope)54200 · ×2 · Trans-Clear -
Brick Sloped 30° 1 x 2 x 2/385984 · ×7 · Dark Purple -
Brick Sloped 33° 3 x 14286 · ×2 · Reddish Brown -
Brick Sloped 33° 3 x 3 Double Convex3675 · ×2 · Dark Purple