A Classic Returns!
The Royal Knight's Castle Awaits!

Relive the nostalgia of 1995 with this iconic 763-piece set! Featuring 11 minifigures, build a kingdom of adventure and defend it against invaders.

🏛 Royal Knights
Set #6090

Royal Knight's Castle

Discover the Royal Knight's Castle from the Royal Knights collection - 763 pieces of building excellence.

⏱ 4-8 hr 🧩 763 pcs
★★★★☆ 4.5 from 26 reviews
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📦 Full Parts Inventory - 136 unique parts • 705 total pieces

Brick Arch 1 x 5 x 4 [Continuous Bow] Brick Arch 1 x 5 ...
Part #: 2339 Light Gray
Equipment Goblet / Glass Equipment Goblet ...
Part #: 2343 Yellow
Panel 3 x 3 x 6 Corner Wall Panel 3 x 3 x 6 C...
Part #: 2345 Black
Brick 2 x 2 Corner Brick 2 x 2 Corner
Part #: 2357 Black
Brick 2 x 2 Corner Brick 2 x 2 Corner
Part #: 2357 13× Light Gray
Door, Gate 1 x 5 x 11 Curved Top Door, Gate 1 x 5 ...
Part #: 2400 Brown
Plate 2 x 2 Corner Plate 2 x 2 Corner
Part #: 2420 Black
Plate 2 x 2 Corner Plate 2 x 2 Corner
Part #: 2420 Light Gray
Tile 1 x 4 with Groove Tile 1 x 4 with G...
Part #: 2431 Light Gray
Tile 1 x 4 with Groove Tile 1 x 4 with G...
Part #: 2431 Black
Bracket 1 x 2 - 1 x 4 [Square Corners] Bracket 1 x 2 - 1...
Part #: 2436 Black
Plate Special 2 x 2 with 1 Pin Hole [Split Underside Ribs] Plate Special 2 x...
Part #: 2444 Black
Plate 2 x 12 Plate 2 x 12
Part #: 2445 Light Gray
Slope Inverted 75° 2 x 1 x 3 Slope Inverted 75...
Part #: 2449 Light Gray
Brick 1 x 1 x 5 with Blocked Open or Hollow Stud Brick 1 x 1 x 5 w...
Part #: 2453a Light Gray
Brick 1 x 2 x 5 with Blocked Open Studs and Bottom Stud Holder with Asymmetric Ridges Brick 1 x 2 x 5 w...
Part #: 2454a Black
Brick 1 x 2 x 5 with Blocked Open Studs and Bottom Stud Holder with Asymmetric Ridges Brick 1 x 2 x 5 w...
Part #: 2454a Light Gray
Brick 2 x 6 Brick 2 x 6
Part #: 2456 Light Gray
Brick Special 1 x 2 with Pin Brick Special 1 x...
Part #: 2458 Light Gray
Barrel 2 x 2 x 2 Barrel 2 x 2 x 2
Part #: 2489 Brown
Animal / Creature Accessory, Horse Barding with Lion Head (Royal Knights) Print Animal / Creature...
Part #: 2490pr0009 Red
Plate Special 1 x 2 Side Handle [Free Ends] Plate Special 1 x...
Part #: 2540 Black
Door, Gate 1 x 3 x 6 Curved Top Door, Gate 1 x 3 ...
Part #: 2554 Brown
Tile Special 1 x 1 with Clip and Straight Tips Tile Special 1 x ...
Part #: 2555 Black
Weapon Crossbow and Bolt Weapon Crossbow a...
Part #: 2570 Dark Gray
Shield Ovoid with Royal Knights Lion Head Print Shield Ovoid with...
Part #: 2586pr0013 White
Technic Slope Short (Wing Front) Technic Slope Sho...
Part #: 2743 Black
Brick 2 x 4 Brick 2 x 4
Part #: 3001 Light Gray
Brick 2 x 3 Brick 2 x 3
Part #: 3002 Light Gray
Brick 2 x 2 Brick 2 x 2
Part #: 3003 Light Gray
Brick 1 x 2 Brick 1 x 2
Part #: 3004 Red
Brick 1 x 2 Brick 1 x 2
Part #: 3004 Brown
Brick 1 x 2 Brick 1 x 2
Part #: 3004 33× Light Gray
Brick 1 x 2 Brick 1 x 2
Part #: 3004 22× Black
Brick 1 x 2 Brick 1 x 2
Part #: 3004 White
Brick 1 x 1 Brick 1 x 1
Part #: 3005 30× Light Gray
Brick 1 x 1 Brick 1 x 1
Part #: 3005 19× Black
Brick 2 x 8 Brick 2 x 8
Part #: 3007 Light Gray
Brick 1 x 8 Brick 1 x 8
Part #: 3008 Black
Brick 1 x 8 Brick 1 x 8
Part #: 3008 Light Gray
Brick 1 x 6 Brick 1 x 6
Part #: 3009 Black
Brick 1 x 6 Brick 1 x 6
Part #: 3009 Light Gray
Brick 1 x 4 Brick 1 x 4
Part #: 3010 Light Gray
Brick 1 x 4 Brick 1 x 4
Part #: 3010 Black
Plate 2 x 4 Plate 2 x 4
Part #: 3020 Blue
Plate 2 x 4 Plate 2 x 4
Part #: 3020 Light Gray
Plate 2 x 3 Plate 2 x 3
Part #: 3021 Light Gray
Plate 2 x 2 Plate 2 x 2
Part #: 3022 Light Gray
Plate 2 x 2 Plate 2 x 2
Part #: 3022 Black
Plate 1 x 2 Plate 1 x 2
Part #: 3023 12× Light Gray
Plate 1 x 2 Plate 1 x 2
Part #: 3023 White
Plate 1 x 2 Plate 1 x 2
Part #: 3023 Brown
Plate 1 x 2 Plate 1 x 2
Part #: 3023 Red
Plate 1 x 2 Plate 1 x 2
Part #: 3023 10× Black
Plate 1 x 1 Plate 1 x 1
Part #: 3024 Black
Plate 1 x 1 Plate 1 x 1
Part #: 3024 Light Gray
Plate 4 x 12 Plate 4 x 12
Part #: 3029 Black
Plate 4 x 12 Plate 4 x 12
Part #: 3029 Light Gray
Plate 4 x 10 Plate 4 x 10
Part #: 3030 Black
Plate 4 x 4 Plate 4 x 4
Part #: 3031 Light Gray
Plate 4 x 6 Plate 4 x 6
Part #: 3032 Light Gray
Plate 4 x 6 Plate 4 x 6
Part #: 3032 Black
Plate 2 x 8 Plate 2 x 8
Part #: 3034 Black
Plate 4 x 8 Plate 4 x 8
Part #: 3035 Blue
Plate 6 x 8 Plate 6 x 8
Part #: 3036 Blue
Slope 45° 2 x 1 with Bottom Pin Slope 45° 2 x 1 w...
Part #: 3040b Black
Slope 45° 2 x 1 with Bottom Pin Slope 45° 2 x 1 w...
Part #: 3040b Light Gray
Slope 45° 2 x 4 Double Slope 45° 2 x 4 D...
Part #: 3041 Blue
Slope 45° 2 x 2 Double Slope 45° 2 x 2 D...
Part #: 3043 Blue
Brick Round 1 x 1 Open Stud Brick Round 1 x 1...
Part #: 3062b Light Gray
Brick Round Corner 2 x 2 Macaroni with Stud Notch Brick Round Corne...
Part #: 3063b Light Gray
Tile 2 x 2 with Groove Tile 2 x 2 with G...
Part #: 3068b White
Tile 1 x 2 with Groove Tile 1 x 2 with G...
Part #: 3069b Light Gray
Brick Arch 1 x 6 x 2 - Thick Top with Reinforced Underside Brick Arch 1 x 6 ...
Part #: 3307 Light Gray
Brick Arch 1 x 8 x 2 Brick Arch 1 x 8 x 2
Part #: 3308 Light Gray
Turntable 4 x 4 Square Base Turntable 4 x 4 S...
Part #: 3403 Black
Turntable 4 x 4 Top Turntable 4 x 4 Top
Part #: 3404 Black
Brick Arch 1 x 6 Brick Arch 1 x 6
Part #: 3455 Light Gray
Plate 6 x 14 Plate 6 x 14
Part #: 3456 Black
Plate 1 x 8 Plate 1 x 8
Part #: 3460 Black
Plate 1 x 8 Plate 1 x 8
Part #: 3460 Light Gray
Brick Special 1 x 1 x 2 with Shutter Holder Brick Special 1 x...
Part #: 3581 Light Gray
Brick 1 x 3 Brick 1 x 3
Part #: 3622 Black
Brick 1 x 3 Brick 1 x 3
Part #: 3622 17× Light Gray
Plate 1 x 3 Plate 1 x 3
Part #: 3623 Black
Plate 1 x 3 Plate 1 x 3
Part #: 3623 Red
Plate 1 x 3 Plate 1 x 3
Part #: 3623 Light Gray
Brick Arch 1 x 4 Brick Arch 1 x 4
Part #: 3659 Black
Brick Arch 1 x 4 Brick Arch 1 x 4
Part #: 3659 Dark Gray
Brick Arch 1 x 4 Brick Arch 1 x 4
Part #: 3659 Light Gray
Slope Inverted 45° 2 x 2 [Ovoid Bottom Pin, Bar-sized Stud Holes] Slope Inverted 45...
Part #: 3660 25× Dark Gray
Slope Inverted 45° 2 x 1 Slope Inverted 45...
Part #: 3665 Light Gray
Slope Inverted 45° 2 x 1 Slope Inverted 45...
Part #: 3665 Black
Plate 1 x 6 Plate 1 x 6
Part #: 3666 Black
Plate 1 x 6 Plate 1 x 6
Part #: 3666 Light Gray
Technic Pin without Friction Ridges Lengthwise Technic Pin witho...
Part #: 3673 Light Gray
Slope 75° 2 x 2 x 2 Quadruple Convex Slope 75° 2 x 2 x...
Part #: 3688 Blue
Technic Brick 1 x 2 [1 Pin Hole] Technic Brick 1 x...
Part #: 3700 Black
Technic Brick 1 x 2 [1 Pin Hole] Technic Brick 1 x...
Part #: 3700 Light Gray
Technic Axle 4 Technic Axle 4
Part #: 3705 Black
Plate 1 x 4 Plate 1 x 4
Part #: 3710 10× Light Gray
Plate 1 x 4 Plate 1 x 4
Part #: 3710 Black
Technic Bush Technic Bush
Part #: 3713 Light Gray
Plate Special 1 x 2 with 1 Stud without Groove (Jumper) Plate Special 1 x...
Part #: 3794a Light Gray
Plate 2 x 6 Plate 2 x 6
Part #: 3795 Light Gray
Plate 2 x 10 Plate 2 x 10
Part #: 3832 Light Gray
Shield Triangular with Lion Head, Red and White Background Print Shield Triangular...
Part #: 3846pr0023 White
Weapon Sword / Shortsword Weapon Sword / Sh...
Part #: 3847 Dark Gray
Weapon Halberd / Axe Weapon Halberd / Axe
Part #: 3848 Brown
Weapon Lance Weapon Lance
Part #: 3849 Brown
Technic Brick 1 x 6 [5 Pin Holes] Technic Brick 1 x...
Part #: 3894 Black
Antenna 1 x 4 with Rounded Top Antenna 1 x 4 wit...
Part #: 3957a 14× Black
Plate 6 x 6 Plate 6 x 6
Part #: 3958 Blue
Weapon Gun / Torch (Space) [with Grooves] Weapon Gun / Torc...
Part #: 3959 Black
Brick Special 1 x 1 with Headlight Brick Special 1 x...
Part #: 4070 Black
Brick Special 1 x 1 with Headlight Brick Special 1 x...
Part #: 4070 Light Gray
Plate Special 1 x 1 with Clip Light, Bar Hole [Thick Ring] Plate Special 1 x...
Part #: 4081b Black
Plate Special 1 x 1 with Clip Light, Bar Hole [Thick Ring] Plate Special 1 x...
Part #: 4081b Light Gray
Plate Special 1 x 1 with Clip Vertical [Thick U Clip] Plate Special 1 x...
Part #: 4085c Black
Tile Round 2 x 2 with Bottom Cross Tile Round 2 x 2 ...
Part #: 4150 Blue
Hinge Vehicle Roof 4 x 4 Hinge Vehicle Roo...
Part #: 4213 Light Gray
Hinge Vehicle Roof 4 x 4 Hinge Vehicle Roo...
Part #: 4213 Blue
Brick Special 1 x 2 with Groove Brick Special 1 x...
Part #: 4216 Blue
Technic Bush 1/2 Toothed Type I [+ Opening] Technic Bush 1/2 ...
Part #: 4265a Light Gray
Technic Pin 1/2 Technic Pin 1/2
Part #: 4274 Light Gray
Hinge Plate 1 x 2 with 3 Fingers [Hollow Studs] Hinge Plate 1 x 2...
Part #: 4275b Black
Hinge Plate 1 x 2 with 2 Fingers and Hollow Studs Hinge Plate 1 x 2...
Part #: 4276b Black
Hinge Vehicle Roof Holder 1 x 4 Hinge Vehicle Roo...
Part #: 4315 Black
Hinge Vehicle Roof Holder 1 x 4 Hinge Vehicle Roo...
Part #: 4315 Blue
Hinge Vehicle Roof Holder 1 x 4 Hinge Vehicle Roo...
Part #: 4315 Light Gray
Panel 2 x 5 x 6 Wall with Arched Window Panel 2 x 5 x 6 W...
Part #: 4444 Black
Panel 2 x 5 x 6 Wall with Window Stones and 2 Columns Print Panel 2 x 5 x 6 W...
Part #: 4444pr0008 Black
Slope 75° 2 x 1 x 3 with Open Stud Slope 75° 2 x 1 x...
Part #: 4460a Black
Brick Arch 1 x 3 Brick Arch 1 x 3
Part #: 4490 Light Gray
Animal / Creature Accessory, Saddle [Two Clips] Animal / Creature...
Part #: 4491b Blue
Animal / Creature Accessory, Saddle [Two Clips] Animal / Creature...
Part #: 4491b Red
Animal, Horse, Movable Head, Black Eyes, Red Bridle, Black Mane Print Animal, Horse, Mo...
Part #: 4493c01pr0001 Brown
Animal, Horse, Movable Head, Black Eyes Circled with White, Brown Bridle Print Animal, Horse, Mo...
Part #: 4493c01pr0002 Black
Animal, Horse, Movable Head, Black Eyes, White Pupils, Brown Bridle Print Animal, Horse, Mo...
Part #: 4493c01pr0011 White
Flag 4 x 1 Wavy [First Wave Left] Flag 4 x 1 Wavy [...
Part #: 4495a White
Flag 4 x 1 Wavy [First Wave Left] Flag 4 x 1 Wavy [...
Part #: 4495a Red
Weapon Pike / Spear Round End Weapon Pike / Spe...
Part #: 4497 Brown
Weapon Bow and Arrow [Large] Weapon Bow and Ar...
Part #: 4499 Brown
Equipment Saucepan Equipment Saucepan
Part #: 4529 Black
Cone 1 x 1 [No Top Groove] Cone 1 x 1 [No To...
Part #: 4589 Trans-Yellow
Cone 1 x 1 [No Top Groove] Cone 1 x 1 [No To...
Part #: 4589 Black
Plate Special 1 x 2 with Bar Up [Horizontal Arm 6mm] Plate Special 1 x...
Part #: 4623 Black
Brick Special 1 x 1 Studs on 4 Sides Brick Special 1 x...
Part #: 4733 Black
Bar 1 x 3 [Clip / Anti-Stud] Bar 1 x 3 [Clip /...
Part #: 4735 Light Gray
Bar 1 x 3 [Clip / Anti-Stud] Bar 1 x 3 [Clip /...
Part #: 4735 Black
Treasure Chest Bottom without Rear Slots Treasure Chest Bo...
Part #: 4738a Brown
Treasure Chest Lid [Thick Hinge] Treasure Chest Li...
Part #: 4739a Brown
Slope Inverted 45° 4 x 2 Double with 2 x 2 Recessed Slope Inverted 45...
Part #: 4871 Red
String Cord Thin (0.5mm) 50cm String Cord Thin ...
Part #: 56823c50 Black
Weapon Sword / Greatsword Round Weapon Sword / Gr...
Part #: 59 Chrome Silver
Plate Special 1 x 1 with Clip Horizontal [Thick U Clip] Plate Special 1 x...
Part #: 6019 Light Gray
Brick Special Octagonal 2 x 2 x 3 1/3 Brick Special Oct...
Part #: 6037 15× Light Gray
Slope 53° 3 x 1 x 3 1/3 with Studs on Slope Slope 53° 3 x 1 x...
Part #: 6044 Black
Bar 9 x 13 Grille Bar 9 x 13 Grille
Part #: 6046 Dark Gray
Panel 6 x 6 x 6 Corner with Arched Window Panel 6 x 6 x 6 C...
Part #: 6055 Black
Brick Special 2 x 2 x 6 with Groove Brick Special 2 x...
Part #: 6056 Light Gray
Castle Turret Top 4 x 8 x 2 1/3 Castle Turret Top...
Part #: 6066 Light Gray
Brick Curved 1 x 2 x 1 1/3 with Curved Top Brick Curved 1 x ...
Part #: 6091 Light Gray
Wedge Plate 6 x 6 Cut Corner Wedge Plate 6 x 6...
Part #: 6106 Light Gray
Wedge 5 x 5 Facet Wedge 5 x 5 Facet
Part #: 6107 Black
Wedge 5 x 5 Facet Wedge 5 x 5 Facet
Part #: 6107 Light Gray
Brick Arch 1 x 12 x 3 Brick Arch 1 x 12...
Part #: 6108 Light Gray
Brick Arch 1 x 12 x 3 Brick Arch 1 x 12...
Part #: 6108 Black
Brick 1 x 10 Brick 1 x 10
Part #: 6111 Light Gray
Brick 1 x 12 Brick 1 x 12
Part #: 6112 Light Gray
Brick 1 x 12 Brick 1 x 12
Part #: 6112 Black
Weapon Halberd / Axe Elaborate Weapon Halberd / ...
Part #: 6123 Dark Gray
Plate Round 1 x 1 with Solid Stud Plate Round 1 x 1...
Part #: 6141 Light Gray
Plate Round 1 x 1 with Solid Stud Plate Round 1 x 1...
Part #: 6141 Trans-Yellow
Plate Round 1 x 1 with Solid Stud Plate Round 1 x 1...
Part #: 6141 Trans-Red
Baseplate Raised 32 x 48 with Ramp, Large Pit, and Stairs and Stones Print Baseplate Raised ...
Part #: 6261pr0001 Green
Technic Brick 1 x 1 with Pin Hole Technic Brick 1 x...
Part #: 6541 Light Gray
Technic Brick 1 x 1 with Pin Hole Technic Brick 1 x...
Part #: 6541 Black
Flag 8 x 5 Wave with Royal Knights Lion Head on Red/White Flag 8 x 5 Wave w...
Part #: 72534pr0006 White
String Reel Winch 2 x 4 x 2 (Light Gray Drum) String Reel Winch...
Part #: 73037 Light Gray
Headwear Accessory Plume / Feather Triple Headwear Accessor...
Part #: 87692 Red
Headwear Accessory Plume / Feather Small with Pin Headwear Accessor...
Part #: 87693 White
Headwear Accessory Plume / Feather Small with Pin Headwear Accessor...
Part #: 87693 Red
Flag 2 x 5 with Royal Knights Lion Head Print Flag 2 x 5 with R...
Part #: upn0280 White
Notable Parts
Build Ideas

Community Insights

Real opinions from Reddit and YouTube

What Reddit Says

BlockTalk AI

First set I built by myself as a kid! Rebuilt it a few years ago and my brain was on fire with nostalgia. The “spot the difference” instructions re...

27 upvotes • 1y ago
+

Oh my word, I absolutely love that skylight. That is a wonderful place to Lego. Especially on a rainy day.

16 upvotes • 1y ago
+

Hard not to excited with a classic Castle set. This and Space really need a comeback! Glad to see your daughter loves it too!!

15 upvotes • 5mo ago

What YouTubers Say

1 video found
BlockTalk AI

Zirotca's review of the LEGO Royal Knight's Castle (6090) offers a comprehensive look, covering release details, pricing, and the set's components. The video includes a speed build and highlights the minifigures and animal figures included in the set.

What the Community Says

4 Reddit + 1 YouTube reviews
BlockTalk AI Summary

Zirotca's review of the LEGO Royal Knight's Castle (6090) offers a comprehensive look, covering release details, pricing, and the set's components. The video includes a speed build and highlights the minifigures and animal figures included in the set.

Reddit Reviews

4 discussions
Neutral
27

First set I built by myself as a kid! Rebuilt it a few years ago and my brain was on fire with nostalgia. The “spot the difference” instructions really are something. Glad you two get to enjoy this...

1y ago in r/lego View
+ Positive Praise
16

Oh my word, I absolutely love that skylight. That is a wonderful place to Lego. Especially on a rainy day.

1y ago in r/lego View
+ Positive Praise
15

Hard not to excited with a classic Castle set. This and Space really need a comeback! Glad to see your daughter loves it too!!

5mo ago in r/lego View
Neutral
7

6090-1: Royal Knight's Castle [[Photo]](https://images.brickset.com/sets/images/6090-1.jpg)

1y ago in r/lego View
Community Content: These reviews are from Reddit and YouTube users sharing their personal experiences. Opinions may vary.

People Also Discussed

Based on Reddit conversations

Charts Inventory Statistics

136
Unique Parts
705
Total Pieces
11
Minifigures
Inventory Version: 1