Unleash the Dragon Mech!
Epic Ninja Battles Await

Join Kai and Sora in the Whispering Woods to conquer the Earth Monster! This 85-piece set brings season 4 of Ninjago Dragons Rising to life.

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🏛 Ninjago
Set #71851

Kai's Dragon Mech Battle Pack

Discover the Kai's Dragon Mech Battle Pack from the Ninjago collection - 85 pieces of building excellence.

⏱ 30-60 min 🧩 85 pcs 🎂 Ages 6+

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📦 Full Parts Inventory - 46 unique parts • 82 total pieces

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Plate Special 1 x 2 with 5.9mm Towball Socket and Towball Plate Special 1 x...
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Plate Special 1 x 2 5.9mm Centre Side Towball Socket Plate Special 1 x...
Part #: 14704 Light Bluish Gray
Tile Round 2 x 2 with Gold Dragon Head on Dark Blue Background print Tile Round 2 x 2 ...
Part #: 14769pr0027 Pearl Gold
Slope Curved 2 x 2 x 2/3 Slope Curved 2 x ...
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Slope 45° 2 x 1 Triple with Inside Stud Holder Slope 45° 2 x 1 T...
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Minifig Neckwear Bandana (Ninjago) Minifig Neckwear ...
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Creature Body Part, Barb Large (Claw, Talon) with Clip Creature Body Par...
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Weapon Sword / Katana / Shamshir with Capped Pommel [Square Guard] Weapon Sword / Ka...
Part #: 21459 Pearl Gold
Slope 45° 1 x 1 x 2/3 Quadruple Convex [Pyramid] Slope 45° 1 x 1 x...
Part #: 22388 Trans-Orange
Plate Special 1 x 2 with End Towball Plate Special 1 x...
Part #: 22890 Dark Bluish Gray
Tile Round 1 x 1 Half Circle Tile Round 1 x 1 ...
Part #: 24246 Red
Plate Special, 2 x 2 Studs and Handle, Closed Ends (Mech Chest Plate / Armor) Plate Special, 2 ...
Part #: 27167 Dark Red
Plate Special 2 x 3 with Rocks Plate Special 2 x...
Part #: 27261 Red
Tile 1 x 2 with Groove Tile 1 x 2 with G...
Part #: 3069b Trans-Orange
Plate Special 1 x 2 with 2 End Towballs Plate Special 1 x...
Part #: 3170 Black
Plate Special 1 x 2 Rounded with 2 Open Studs Plate Special 1 x...
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Slope Inverted 45° 2 x 2 [Ovoid Bottom Pin, Bar-sized Stud Holes] Slope Inverted 45...
Part #: 3660 Red
Creature Body Part, Dragon / Thestral Wing with Bar Connection and Marbled Bright Light Orange Pattern Creature Body Par...
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Bracket 2 x 2 with 1 x 2 Vertical Studs Bracket 2 x 2 wit...
Part #: 41682 Black
Plate Special 1 x 2 [Open O Top Clip] Plate Special 1 x...
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Brick Special 1 x 1 with Studs on 2 Sides Brick Special 1 x...
Part #: 47905 Dark Bluish Gray
Plate Special 1 x 2 [Side Handle Closed Ends] Plate Special 1 x...
Part #: 48336 Red
Animal Body Part, Barb / Claw / Tooth / Talon / Horn, Small Animal Body Part,...
Part #: 53451 Black
Slope 30° 1 x 1 x 2/3 (Cheese Slope) Slope 30° 1 x 1 x...
Part #: 54200 Orange
Plate Special 1 x 1 with Clip Vertical [Thick Open O Clip] Plate Special 1 x...
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Technic Pin with Friction Ridges Lengthwise with No Center Slots Technic Pin with ...
Part #: 61332 Black
Weapon Hilt Symmetric Weapon Hilt Symme...
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Technic Brick Special 1 x 2 with Pin Hole and 1 x 2 Plate Technic Brick Spe...
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Flames 5 x 7 x 1 x 1/3 with Studs, Handle Flames 5 x 7 x 1 ...
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Cockpit 4 x 2 x 3 with Pin Hole, and 2 Clips Cockpit 4 x 2 x 3...
Part #: 98876 Dark Bluish Gray
Bracket 1 x 2 - 1 x 2 Inverted Bracket 1 x 2 - 1...
Part #: 99780 Orange
🧱 Wrap with Dark Re...
Part #: 115499pat0003 Red
🧱 Minifig Head Eart...
Part #: 28621pr0009 Dark Tan
🧱 Minifig Head Kai,...
Part #: 28621pr3977 Yellow
🧱 Minifig Head Sora...
Part #: 28621pr3985 Yellow
🧱 Hair, High Ponyta...
Part #: 5326pat0001 Coral
🧱 Minifig Neckwear ...
Part #: 5501 Pearl Gold
🧱 Headwear, Pearl T...
Part #: 7551pat0001 Dark Tan
🧱 Minifig Neckwear ...
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🧱 Hips and Dark Tan...
Part #: 970c11pr0009 Dark Tan
🧱 Hips and Red Legs...
Part #: 970c22pr0007 Red
🧱 Hips and White Le...
Part #: 970c27pr0032 White
🧱 Torso, Ninja Robe...
Part #: 973c10h03pr0010 Red
🧱 Torso, Dark Bluis...
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🧱 Torso, Ninja Robe...
Part #: 973c27h05pr0003 White
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📖 Building Instructions 2

Kai's Dragon Mech Battle Pack Instructions
BI 3100, 48, 71851 V29
Download PDF
Kai's Dragon Mech Battle Pack Instructions
BI 3100, 48, 71851 V39
Download PDF

Charts Inventory Statistics

46
Unique Parts
82
Total Pieces
3
Minifigures
Inventory Version: 1