The Mountain Cave (21137-1) is a Minecraft LEGO set released in 2017 with 2,863 pieces. Browse the parts list, minifigures, and verify loose bricks with our free scanner. Collectors browsing Minecraft sets use this inventory to verify loose parts, compare color variants, and read official build manuals without downloading PDFs. This set includes 6 minifigures and 355 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
2017 (9 years ago — may be retired)
-
Catalog scale
2,863 parts listed · 355 inventory lines tracked
-
Minifigures
6 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.)
~5,409 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
Official LEGO instructions — read on BrickID
Download size:
Checking download size…
Download size unavailable
Browse the instructions on your own terms.
Minifigures in The Mountain Cave
Parts in this set
355 parts · page 1 of 8 · updating…
-
![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 Body Part, Head Blocky with Pixelated Face with Red Eyes Print (Wolf)20308pr0002 · ×2 · 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 1 x 4 x 3 [End Tabs]](https://cdn.rebrickable.com/media/parts/elements/6167599.jpg)
Bar 1 x 4 x 3 [End Tabs]62113 · ×8 · Medium Nougat -
Bar Holder with Hole and Bar Handle23443 · ×1 · Light Bluish Gray -
Bracket 1 x 2 - 1 x 299781 · ×2 · Light Bluish Gray -
![Bracket 1 x 2 - 1 x 4 [Rounded Corners]](https://cdn.rebrickable.com/media/parts/elements/6014615.jpg)
Bracket 1 x 2 - 1 x 4 [Rounded Corners]10201 · ×1 · Light Bluish Gray -
Bracket 1 x 2 - 2 x 244728 · ×1 · White -
Bracket 1 x 2 - 2 x 244728 · ×8 · Green -
Bracket 3 x 2 x 1 1/3 with Pin Bottom18671 · ×3 · Light Bluish Gray -
Bracket 5 x 2 x 2 1/3 with Holes, Inside Stud Holder76766 · ×2 · Light Bluish Gray -
Brick 1 x 13005 · ×22 · Medium Nougat -
Brick 1 x 13005 · ×6 · Orange -
Brick 1 x 13005 · ×12 · Trans-Orange -
Brick 1 x 13005 · ×4 · Light Bluish Gray -
Brick 1 x 1 x 314716 · ×1 · Light Bluish Gray -
Brick 1 x 106111 · ×1 · Light Bluish Gray -
Brick 1 x 126112 · ×7 · Light Bluish Gray -
Brick 1 x 162465 · ×10 · Light Bluish Gray -
Brick 1 x 23004 · ×5 · Medium Nougat -
Brick 1 x 23004 · ×14 · Orange -
Brick 1 x 23004 · ×2 · Dark Green -
Brick 1 x 23004 · ×2 · White -
Brick 1 x 23004 · ×62 · Light Bluish Gray -
Brick 1 x 23004 · ×9 · Tan -
Brick 1 x 2 with Black 'TNT' Pixelated Print3004pr0036 · ×4 · White -
Brick 1 x 2 with Reddish Brown and Dark Brown Lines Print3004pr0014 · ×2 · Medium Nougat -
Brick 1 x 2 without Bottom Tube3065 · ×1 · Trans-Dark Blue -
Brick 1 x 2 without Bottom Tube3065 · ×3 · Trans-Bright Green -
Brick 1 x 2 without Bottom Tube3065 · ×4 · Trans-Clear -
Brick 1 x 2 x 2 with Inside Stud Holder3245c · ×83 · Light Bluish Gray -
Brick 1 x 43010 · ×61 · Light Bluish Gray -
Brick 1 x 43010 · ×1 · Orange -
Brick 1 x 43010 · ×8 · Reddish Brown -
Brick 1 x 63009 · ×35 · Light Bluish Gray -
Brick 1 x 83008 · ×1 · Reddish Brown -
Brick 1 x 83008 · ×1 · Light Bluish Gray -
Brick 2 x 103006 · ×11 · Light Bluish Gray -
Brick 2 x 23003 · ×27 · Reddish Brown -
Brick 2 x 23003 · ×3 · Tan -
Brick 2 x 23003 · ×127 · Light Bluish Gray -
Brick 2 x 23003 · ×4 · Orange -
Brick 2 x 23003 · ×26 · Medium Nougat -
Brick 2 x 23003 · ×1 · Black -
Brick 2 x 2 Corner2357 · ×1 · Reddish Brown -
Brick 2 x 2 Corner2357 · ×28 · Light Bluish Gray -
Brick 2 x 2 with Dark Green Square Print6223pr0107 · ×2 · Trans-Bright Green -
Brick 2 x 2 with Light Bluish Gray and Black Pixelated Furnace Print3003pr0035 · ×1 · Dark Bluish Gray