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LEGO

Arin's Spinjitzu Battle Mech

Reference: #71839 · released in 2025

Themes: Ninjago

The LEGO Arin's Spinjitzu Battle Mech set came out in 2025 in the Ninjago theme. This toy set holds 213 parts and 2 minifigures, including Arin and a Spectral Dragonian Warrior.

This set from LEGO includes a total of 213 parts distributed across 86 distinct unique parts.

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213

Total parts

86

Unique parts

LEGO

Universe

Download instructions 23.12 MB

Set parts (86)

213 parts in the box

Hips and Bright Light Orange Legs with Black Belt, Dark Bluish Grey Pocket, Gold Flask, Orange Knee Wraps Print

Hips and Bright Light Orange Legs with Black Belt, Dark Bluish Grey Pocket, Gold Flask, Orange Knee Wraps Print

Bright Light Orange

Torso, Red Belt, Silver Dragon Skull, Horns Print, Trans-Light Blue Arms, Red Hands

Torso, Red Belt, Silver Dragon Skull, Horns Print, Trans-Light Blue Arms, Red Hands

Light Aqua

Torso, Odd Arms, Black Cloak, Orange Straps, Magenta Dragon Print, Left Bright Light Orange Arm, Right Black Arm, Black Hands

Torso, Odd Arms, Black Cloak, Orange Straps, Magenta Dragon Print, Left Bright Light Orange Arm, Right Black Arm, Black Hands

Bright Light Orange

Brick 2 x 2

Bright Light Orange

Plate 2 x 4

Bright Light Orange

Plate 2 x 3

Black

Plate 2 x 2

Black

Plate 2 x 2

Light Bluish Gray

Plate 1 x 2

Trans-Dark Pink

Creature, Dragon, Baby, Dark Blue Markings, Lime Eyes Print

Creature, Dragon, Baby, Dark Blue Markings, Lime Eyes Print

Sand Blue

Bar 1L with Clip [Cut Edges and One Side Hole] [Full Clip]

Bar 1L with Clip [Cut Edges and One Side Hole] [Full Clip]

Dark Bluish Gray

Plate Special 1 x 2 with Handles [Flat Ends / Low Attachment]

Plate Special 1 x 2 with Handles [Flat Ends / Low Attachment]

Black

Plate Round 2 x 2 with Axle Hole Type 1 (+ Opening)

Plate Round 2 x 2 with Axle Hole Type 1 (+ Opening)

Dark Bluish Gray

Plate Special 2 x 2 x 2/3 with Two Studs On Side and Two Raised [Half Hollow Anti-stud] - Updated Version

Plate Special 2 x 2 x 2/3 with Two Studs On Side and Two Raised [Half Hollow Anti-stud] - Updated Version

Black

Dish 2 x 2 Inverted [Radar]

Dish 2 x 2 Inverted [Radar]

Trans-Dark Pink

Brick Special 1 x 2 with Rotation Joint Pin

Brick Special 1 x 2 with Rotation Joint Pin

White

Large Figure Cover 4 x 5 x 2 with Bar, 4 Studs, Ridged

Large Figure Cover 4 x 5 x 2 with Bar, 4 Studs, Ridged

Pearl Gold

Large Figure Weapon Hook

Large Figure Weapon Hook

Pearl Gold

Creature Body Part, Dragon, Head

Creature Body Part, Dragon, Head

Pearl Titanium

Minifig Neckwear Armour with Dragon Jaw

Minifig Neckwear Armour with Dragon Jaw

Dark Blue

Plate Round 1 x 1 with Solid Stud

Plate Round 1 x 1 with Solid Stud

Pearl Gold

Plate Round 1 x 1 with Solid Stud

Plate Round 1 x 1 with Solid Stud

Trans-Dark Pink

Brick Curved 2 x 1 No Studs [1/2 Bow]

Brick Curved 2 x 1 No Studs [1/2 Bow]

Black

Brick Curved 2 x 1 No Studs [1/2 Bow]

Brick Curved 2 x 1 No Studs [1/2 Bow]

Bright Light Orange

Animal Body Part, Horn (Cattle) / Tentacle / Vine / Branch / Tongue - Long

Animal Body Part, Horn (Cattle) / Tentacle / Vine / Branch / Tongue - Long

Red

Plate Special 1 x 2 with 5.9mm Centre Side Towball

Plate Special 1 x 2 with 5.9mm Centre Side Towball

Dark Bluish Gray

Plate Special 1 x 2 5.9mm Towball Socket

Plate Special 1 x 2 5.9mm Towball Socket

Light Bluish Gray

Tile Round 2 x 2 with Dragon Head, White Gear in Dark Azure Circle Print

Tile Round 2 x 2 with Dragon Head, White Gear in Dark Azure Circle Print

Pearl Gold

Brick Curved 2 x 2 x 2/3

Brick Curved 2 x 2 x 2/3

Bright Light Orange

Plate Special 1 x 1 with Vertical Tooth

Plate Special 1 x 1 with Vertical Tooth

Pearl Gold

Minifig Neckwear Bandana (Ninjago)

Minifig Neckwear Bandana (Ninjago)

Black

Technic Brick Special 2 x 2 with 10.2mm Balls with Holes and Axle Hole

Technic Brick Special 2 x 2 with 10.2mm Balls with Holes and Axle Hole

Dark Bluish Gray

Plate Special Round 2 x 2 with Center Stud (Jumper Plate)

Plate Special Round 2 x 2 with Center Stud (Jumper Plate)

Black

Lower Body, Ghost with Marbled Light Aqua Pattern

Lower Body, Ghost with Marbled Light Aqua Pattern

Trans-Light Blue

Weapon Sword / Katana / Shamshir with Capped Pommel [Square Guard]

Weapon Sword / Katana / Shamshir with Capped Pommel [Square Guard]

Opal Trans-Clear

Tile Special 2 x 3 Pentagonal

Tile Special 2 x 3 Pentagonal

Pearl Gold

Wedge Plate 2 x 2 Cut Corner

Wedge Plate 2 x 2 Cut Corner

Black

Plate Special 2 x 3 with Rocks

Plate Special 2 x 3 with Rocks

Black

Minifig Head Arin, Thick Raised Eyebrows, Smirk, Stubbles Print

Minifig Head Arin, Thick Raised Eyebrows, Smirk, Stubbles Print

Yellow

Minifig Head Spectral Dragonian Warrior, Medium Azure Face, Dark Blue Lines, Red Eyes, White Fangs, Red Mouth, Medium Azure/Red Shapes in Back

Minifig Head Spectral Dragonian Warrior, Medium Azure Face, Dark Blue Lines, Red Eyes, White Fangs, Red Mouth, Medium Azure/Red Shapes in Back

Light Aqua

Technic Axle and Pin Connector Angled #2 - 180°

Technic Axle and Pin Connector Angled #2 - 180°

Reddish Brown

Wedge Plate 4 x 6 Cut Corners

Wedge Plate 4 x 6 Cut Corners

Black

Technic Axle 2 Notched

Technic Axle 2 Notched

Red

Brick Sloped Inverted 45° 4 x 1 Double with 1 x 2 Recessed

Brick Sloped Inverted 45° 4 x 1 Double with 1 x 2 Recessed

Dark Bluish Gray

Plate Special 1 x 2 Rounded with 2 Open Studs

Plate Special 1 x 2 Rounded with 2 Open Studs

Black

Large Figure Weapon Sword, 3 Bar Holes and Axle Hilt

Large Figure Weapon Sword, 3 Bar Holes and Axle Hilt

Pearl Gold

Bracket 1 x 1 - 1 x 1 Inverted

Bracket 1 x 1 - 1 x 1 Inverted

Dark Bluish Gray

Wedge Plate 3 x 2 Right

Wedge Plate 3 x 2 Right

Bright Light Orange

Wedge Plate 3 x 2 Left

Wedge Plate 3 x 2 Left

Bright Light Orange

Bracket 1 x 2 - 2 x 2

Bracket 1 x 2 - 2 x 2

Light Bluish Gray

Brick Wedged, Curved 2 x 3 x 2/3 Two Studs, Wing End

Brick Wedged, Curved 2 x 3 x 2/3 Two Studs, Wing End

Black

Brick Curved 2 x 2 x 2/3 Two Studs and Curved Slope End

Brick Curved 2 x 2 x 2/3 Two Studs and Curved Slope End

Pearl Gold

Technic Tooth 1 x 3 with Axle Hole [Hollow Underside]

Technic Tooth 1 x 3 with Axle Hole [Hollow Underside]

Pearl Gold

Brick Special 1 x 2 with Studs on 2 Sides

Brick Special 1 x 2 with Studs on 2 Sides

Black

Animal Body Part, Barb / Claw / Tooth / Talon / Horn, Small

Animal Body Part, Barb / Claw / Tooth / Talon / Horn, Small

Pearl Gold

Brick Sloped 30° 1 x 1 x 2/3 (Cheese Slope)

Brick Sloped 30° 1 x 1 x 2/3 (Cheese Slope)

Dark Bluish Gray

Wedge Plate 6 x 3 Right

Wedge Plate 6 x 3 Right

Black

Wedge Plate 6 x 3 Left

Wedge Plate 6 x 3 Left

Black

Technic Brick Special 2 x 2 with Ball and Axle Hole, with 6 Holes in Ball

Technic Brick Special 2 x 2 with Ball and Axle Hole, with 6 Holes in Ball

Black

Technic Axle Connector Smooth [with x Hole + Orientation]

Technic Axle Connector Smooth [with x Hole + Orientation]

Reddish Brown

Cone 1 x 1 [Top Groove]

Cone 1 x 1 [Top Groove]

Pearl Gold

Brick Sloped 65° 2 x 1 x 2

Brick Sloped 65° 2 x 1 x 2

Black

Technic Pin with Friction Ridges Lengthwise with No Center Slots

Technic Pin with Friction Ridges Lengthwise with No Center Slots

Black

Plate Special 1 x 2 with Clip Horizontal on End

Plate Special 1 x 2 with Clip Horizontal on End

Dark Bluish Gray

Flame / Headwear Accessory Plume / Feather, Triple Point

Flame / Headwear Accessory Plume / Feather, Triple Point

Trans-Dark Pink

Plate Special 4 x 4 with 2 x 2 Opening

Plate Special 4 x 4 with 2 x 2 Opening

Dark Bluish Gray

Weapon Hilt Symmetric

Weapon Hilt Symmetric

Black

Technic Brick Special 2 x 2 with Ball Socket Wide and Axle Hole, No Arm Holes

Technic Brick Special 2 x 2 with Ball Socket Wide and Axle Hole, No Arm Holes

Dark Bluish Gray

Plate Round Corner 3 x 3 with 2 x 2 Round Cutout

Plate Round Corner 3 x 3 with 2 x 2 Round Cutout

Black

Plant / Animal Body Part, Tree / Branch / Tail / Appendage / Tentacle with Pin

Plant / Animal Body Part, Tree / Branch / Tail / Appendage / Tentacle with Pin

Light Aqua

Technic Brick Special 1 x 2 with Pin Hole and 1 x 2 Plate

Technic Brick Special 1 x 2 with Pin Hole and 1 x 2 Plate

Light Bluish Gray

Plate Special 1 x 2 with Clip Vertical on End

Plate Special 1 x 2 with Clip Vertical on End

Black

Plate Angled 2 x 2 with Step and Hole in Center

Plate Angled 2 x 2 with Step and Hole in Center

Bright Light Orange

Plate Angled 2 x 2 with Step and Hole in Center

Plate Angled 2 x 2 with Step and Hole in Center

Black

Large Figure Cover 4 x 3 x 2 with Bar, 4 Studs, Ridged

Large Figure Cover 4 x 3 x 2 with Bar, 4 Studs, Ridged

Bright Light Orange

Brick Special 2 x 5 with Slope, Studs on Side

Brick Special 2 x 5 with Slope, Studs on Side

Bright Light Orange

Brick Special 1 x 2 x 1 1/3 with Rotation Joint Socket

Brick Special 1 x 2 x 1 1/3 with Rotation Joint Socket

Dark Bluish Gray

Hair Coiled, Straight Sides

Hair Coiled, Straight Sides

Black

Brick Round Corner 2 x 2 Macaroni with Stud Notch and Reinforced Underside [New Style]

Brick Round Corner 2 x 2 Macaroni with Stud Notch and Reinforced Underside [New Style]

Black

Brick Special 1 x 1 with Stud on 1 Side

Brick Special 1 x 1 with Stud on 1 Side

Black

Plate Special 1 x 2 with Angled Handles on Side

Plate Special 1 x 2 with Angled Handles on Side

Black

Arm Mechanical with Clip [Thick Support]

Arm Mechanical with Clip [Thick Support]

Pearl Gold

Tile Special 1 x 2 with Sloped Walls AKA Money / Gold Bar [Ingot]

Tile Special 1 x 2 with Sloped Walls AKA Money / Gold Bar [Ingot]

Black

Tile Special 1 x 2 with Sloped Walls AKA Money / Gold Bar [Ingot]

Tile Special 1 x 2 with Sloped Walls AKA Money / Gold Bar [Ingot]

Pearl Gold

Tile Special 1 x 2 with Sloped Walls AKA Money / Gold Bar [Ingot]

Tile Special 1 x 2 with Sloped Walls AKA Money / Gold Bar [Ingot]

Bright Light Orange

Bracket 1 x 2 - 1 x 2

Bracket 1 x 2 - 1 x 2

Pearl Gold

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