Kai's Dragon Mech Battle Pack (71851-1) is a Ninjago LEGO set released in 2026 with 85 pieces. Browse the parts list, minifigures, and verify loose bricks with our free scanner. This set includes 3 minifigures and 31 unique part types.
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Building instructions
Official LEGO instructions — read on BrickID
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Minifigures in Kai's Dragon Mech Battle Pack
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Parts in this set
31 parts · updating…
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Animal Body Part, Barb / Claw / Tooth / Talon / Horn, Small53451 · ×4 · Black -
Bracket 1 x 2 - 1 x 2 Inverted99780 · ×2 · Orange -
Bracket 2 x 2 with 1 x 2 Vertical Studs41682 · ×2 · Black -
Brick Special 1 x 1 with Studs on 2 Sides47905 · ×1 · Dark Bluish Gray -
Cockpit 4 x 2 x 3 with Pin Hole, and 2 Clips98876 · ×1 · Dark Bluish Gray -
Creature Body Part, Barb Large (Claw, Talon) with Clip16770 · ×4 · Pearl Gold -
Creature Body Part, Dragon / Thestral Wing with Bar Connection and Marbled Bright Light Orange Pattern38547pat0002 · ×2 · Red -
Flames 5 x 7 x 1 x 1/3 with Studs, Handle7727 · ×1 · Trans-Orange -
![Plate Special 1 x 1 with Clip Vertical [Thick Open O Clip]](https://cdn.rebrickable.com/media/parts/elements/4587052.jpg)
Plate Special 1 x 1 with Clip Vertical [Thick Open O Clip]60897 · ×2 · Orange -
![Plate Special 1 x 2 [Open O Top Clip]](https://cdn.rebrickable.com/media/parts/elements/6347310.jpg)
Plate Special 1 x 2 [Open O Top Clip]44861 · ×2 · Black -
![Plate Special 1 x 2 [Side Handle Closed Ends]](https://cdn.rebrickable.com/media/parts/elements/4226876.jpg)
Plate Special 1 x 2 [Side Handle Closed Ends]48336 · ×2 · Red -
Plate Special 1 x 2 5.9mm Centre Side Towball Socket14704 · ×4 · Light Bluish Gray -
Plate Special 1 x 2 Rounded with 2 Open Studs35480 · ×8 · Dark Red -
Plate Special 1 x 2 with 2 End Towballs3170 · ×1 · Black -
Plate Special 1 x 2 with 5.9mm Towball Socket and Towball14419 · ×4 · Dark Bluish Gray -
Plate Special 1 x 2 with Clip Horizontal on Side11476 · ×1 · Dark Red -
Plate Special 1 x 2 with End Towball22890 · ×2 · Dark Bluish Gray -
Plate Special 2 x 3 with Rocks27261 · ×2 · Red -
Plate Special, 2 x 2 Studs and Handle, Closed Ends (Mech Chest Plate / Armor)27167 · ×1 · Dark Red -
Slope 30° 1 x 1 x 2/3 (Cheese Slope)54200 · ×1 · Orange -
![Slope 45° 1 x 1 x 2/3 Quadruple Convex [Pyramid]](https://cdn.rebrickable.com/media/parts/elements/6581704.jpg)
Slope 45° 1 x 1 x 2/3 Quadruple Convex [Pyramid]22388 · ×3 · Trans-Orange -
Slope 45° 2 x 1 Triple with Inside Stud Holder15571 · ×2 · Red -
Slope Curved 2 x 2 x 2/315068 · ×2 · Red -
![Slope Inverted 45° 2 x 2 [Ovoid Bottom Pin, Bar-sized Stud Holes]](https://cdn.rebrickable.com/media/parts/elements/366021.jpg)
Slope Inverted 45° 2 x 2 [Ovoid Bottom Pin, Bar-sized Stud Holes]3660 · ×2 · Red -
Technic Brick Special 1 x 2 with Pin Hole and 1 x 2 Plate73109 · ×1 · Red -
Technic Pin with Friction Ridges Lengthwise with No Center Slots61332 · ×1 · Black -
Tile 1 x 2 with Groove3069b · ×2 · Trans-Orange -
Tile Round 1 x 1 Half Circle24246 · ×4 · Red -
Tile Round 2 x 2 with Gold Dragon Head on Dark Blue Background print14769pr0027 · ×1 · Pearl Gold -
Weapon Hilt Symmetric66909 · ×1 · Dark Bluish Gray -
![Weapon Sword / Katana / Shamshir with Capped Pommel [Square Guard]](https://cdn.rebrickable.com/media/parts/elements/6116596.jpg)
Weapon Sword / Katana / Shamshir with Capped Pommel [Square Guard]21459 · ×4 · Pearl Gold