Arin's Spinjitzu Battle Mech (71839-1)

LEGO set 71839-1 Arin's Spinjitzu Battle Mech - Image 1

Price Comparison

Find the cheapest deal for Arin's Spinjitzu Battle Mech across 5 retailers in The United States.

Shop	Price
	$18.99 - $4.00 (17%)
	$22.96 - $0.03 (0%)
	$22.99
	$22.99
	$22.99

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Set details

Name: Arin's Spinjitzu Battle Mech
Set number: 71839-1
Year: 2025
Theme: Ninjago
Number of parts: 213
Number of part types: 77
Age rating: 7+
Retail price: $22.99
Retirement date: 31-12-2026

Ninja fans aged 7 and over can play out scenes from season 3 of the NINJAGO® Dragons Rising TV show with this LEGO® NINJAGO Arin’s Spinjitzu Battle Mech (71839) toy. This building set for kids features a NINJAGO mech with posable arms and legs, which can be tilted and twisted into different positions, a rotating torso, an opening chest to place a minifigure inside and 2 large sword accessories. Kids can also create their own ultimate mech by swapping body parts from Arin’s Spinjitzu Battle Mech with parts from customisable mechs in the 2024 NINJAGO range (sold separately): Cole’s Elemental Earth Mech (71806), Sora’s Elemental Tech Mech (71807), Kai’s Elemental Fire Mech (71808) and Lloyd’s Elemental Power Mech (71817). The ninja toy role-play set comes with 2 minifigures: Arin with a crystal katana sword accessory and a Spectral Dragonian Warrior with its own sword accessory, plus a Baby Riyu model for kids to role-play gripping good vs. evil battles. Set contains 213 pieces.

Price History

Track how the lowest available price for set 71839-1 in The United States has changed over time.

Parts

Browse all 213 parts in set 71839-1 with individual pricing from BrickLink or Brick Owl.

Price source:

Value of parts: $33.59
Pricing information known of 77/77 parts.

	Color	Quantity	Average price	Total	Value
Creature, Dragon, Baby, Dark Blue Markings, Lime Eyes print	Sand Blue	1	$5.59	$5.59	1 x $5.59 $5.59
Technic Brick Special 2 x 2 with Ball and Axle Hole, with 6 Holes in Ball	Black	4	$0.99	$3.97	4 x $0.99 $3.97
Bracket 1 x 2 - 1 x 2	Pearl Gold	8	$0.32	$2.54	8 x $0.32 $2.54
Tile Special 2 x 3 Pentagonal	Pearl Gold	4	$0.52	$2.06	4 x $0.52 $2.06
Technic Brick Special 2 x 2 with Ball Socket Wide and Axle Hole, No Arm Holes	Dark Bluish Gray	6	$0.26	$1.59	6 x $0.26 $1.59
Weapon Sword / Katana / Shamshir with Capped Pommel [Square Guard]	Opal Trans-Clear	2	$0.69	$1.38	2 x $0.69 $1.38
Brick Special 2 x 5 with Slope, Studs on Side	Bright Light Orange	2	$0.44	$0.87	2 x $0.44 $0.87
Large Figure Cover 4 x 5 x 2 with Bar, 4 Studs, Ridged	Pearl Gold	2	$0.44	$0.87	2 x $0.44 $0.87
Brick Curved 2 x 1 No Studs [1/2 Bow]	Black	10	$0.08	$0.79	10 x $0.08 $0.79
Brick Special 1 x 1 with Stud on 1 Side	Black	4	$0.17	$0.69	4 x $0.17 $0.69
Plate 1 x 2	Trans-Dark Pink	10	$0.07	$0.66	10 x $0.07 $0.66
Flame / Headwear Accessory Plume / Feather, Triple Point	Trans-Dark Pink	3	$0.19	$0.56	3 x $0.19 $0.56
Technic Tooth 1 x 3 with Axle Hole [Hollow Underside]	Pearl Gold	1	$0.56	$0.56	1 x $0.56 $0.56
Plate Round Corner 3 x 3 with 2 x 2 Round Cutout	Black	4	$0.12	$0.48	4 x $0.12 $0.48
Plant / Animal Body Part, Tree / Branch / Tail / Appendage / Tentacle with Pin	Light Aqua	2	$0.22	$0.45	2 x $0.22 $0.45
Large Figure Cover 4 x 3 x 2 with Bar, 4 Studs, Ridged	Bright Light Orange	1	$0.44	$0.44	1 x $0.44 $0.44
Large Figure Weapon Hook	Pearl Gold	1	$0.44	$0.44	1 x $0.44 $0.44
Wedge Plate 2 x 2 Cut Corner	Black	4	$0.11	$0.42	4 x $0.11 $0.42
Brick Curved 2 x 1 No Studs [1/2 Bow]	Bright Light Orange	8	$0.05	$0.42	8 x $0.05 $0.42
Plate Special 1 x 2 Rounded with 2 Open Studs	Black	5	$0.08	$0.40	5 x $0.08 $0.40
Plate Special 2 x 3 with Rocks	Black	5	$0.08	$0.40	5 x $0.08 $0.40
Brick Special 1 x 2 with Studs on 2 Sides	Black	2	$0.17	$0.34	2 x $0.17 $0.34
Plate Angled 2 x 2 with Step and Hole in Center	Bright Light Orange	5	$0.07	$0.33	5 x $0.07 $0.33
Bracket 1 x 1 - 1 x 1 Inverted	Dark Bluish Gray	4	$0.08	$0.32	4 x $0.08 $0.32
Technic Axle and Pin Connector Angled #2 - 180°	Reddish Brown	2	$0.16	$0.32	2 x $0.16 $0.32
Large Figure Weapon Sword, 3 Bar Holes and Axle Hilt	Pearl Gold	1	$0.28	$0.28	1 x $0.28 $0.28
Brick Special 1 x 2 x 1 1/3 with Rotation Joint Socket	Dark Bluish Gray	1	$0.26	$0.26	1 x $0.26 $0.26
Plate Special 2 x 2 x 2/3 with Two Studs On Side and Two Raised [Half Hollow Anti-stud] - Updated Version	Black	4	$0.07	$0.26	4 x $0.07 $0.26
Plate 2 x 3	Black	3	$0.08	$0.24	3 x $0.08 $0.24
Minifig Neckwear Bandana (Ninjago)	Black	1	$0.21	$0.21	1 x $0.21 $0.21
Plate 2 x 2	Black	4	$0.05	$0.21	4 x $0.05 $0.21
Brick Sloped 65° 2 x 1 x 2	Black	2	$0.11	$0.21	2 x $0.11 $0.21
Brick Round Corner 2 x 2 Macaroni with Stud Notch and Reinforced Underside [New Style]	Black	2	$0.11	$0.21	2 x $0.11 $0.21
Brick 2 x 2	Bright Light Orange	2	$0.11	$0.21	2 x $0.11 $0.21
Technic Axle Connector Smooth [with x Hole + Orientation]	Reddish Brown	4	$0.05	$0.21	4 x $0.05 $0.21
Plate Round 1 x 1 with Solid Stud	Trans-Dark Pink	5	$0.04	$0.20	5 x $0.04 $0.20
Plate Round 1 x 1 with Solid Stud	Pearl Gold	7	$0.03	$0.19	7 x $0.03 $0.19
Tile Special 1 x 2 with Sloped Walls AKA Money / Gold Bar [Ingot]	Black	2	$0.09	$0.19	2 x $0.09 $0.19
Plate Special 1 x 2 with Clip Vertical on End	Black	2	$0.09	$0.19	2 x $0.09 $0.19
Plate Angled 2 x 2 with Step and Hole in Center	Black	1	$0.17	$0.17	1 x $0.17 $0.17
Technic Axle 2 Notched	Red	6	$0.03	$0.16	6 x $0.03 $0.16
Arm Mechanical with Clip [Thick Support]	Pearl Gold	6	$0.03	$0.16	6 x $0.03 $0.16
Plate Round 2 x 2 with Axle Hole Type 1 (+ Opening)	Dark Bluish Gray	4	$0.04	$0.16	4 x $0.04 $0.16
Brick Sloped 30° 1 x 1 x 2/3 (Cheese Slope)	Dark Bluish Gray	3	$0.05	$0.16	3 x $0.05 $0.16
Technic Brick Special 2 x 2 with 10.2mm Balls with Holes and Axle Hole	Dark Bluish Gray	1	$0.16	$0.16	1 x $0.16 $0.16
Tile Round 2 x 2 with Dragon Head, White Gear in Dark Azure Circle print	Pearl Gold	1	$0.15	$0.15	1 x $0.15 $0.15
Weapon Hilt Symmetric	Black	1	$0.15	$0.15	1 x $0.15 $0.15
Brick Special 1 x 2 with Rotation Joint Pin	White	1	$0.13	$0.13	1 x $0.13 $0.13
Wedge Plate 3 x 2 Left	Bright Light Orange	2	$0.07	$0.13	2 x $0.07 $0.13
Tile Special 1 x 2 with Sloped Walls AKA Money / Gold Bar [Ingot]	Pearl Gold	2	$0.07	$0.13	2 x $0.07 $0.13
Wedge Plate 3 x 2 Right	Bright Light Orange	2	$0.07	$0.13	2 x $0.07 $0.13
Plate Special 1 x 2 with Angled Handles on Side	Black	2	$0.07	$0.13	2 x $0.07 $0.13
Tile Special 1 x 2 with Sloped Walls AKA Money / Gold Bar [Ingot]	Bright Light Orange	2	$0.05	$0.11	2 x $0.05 $0.11
Plate Special 1 x 1 with Vertical Tooth	Pearl Gold	2	$0.05	$0.11	2 x $0.05 $0.11
Plate 2 x 2	Light Bluish Gray	2	$0.05	$0.11	2 x $0.05 $0.11
Plate Special 4 x 4 with 2 x 2 Opening	Dark Bluish Gray	1	$0.09	$0.09	1 x $0.09 $0.09
Animal Body Part, Barb / Claw / Tooth / Talon / Horn, Small	Pearl Gold	3	$0.03	$0.08	3 x $0.03 $0.08
Technic Pin with Friction Ridges Lengthwise with No Center Slots	Black	3	$0.03	$0.08	3 x $0.03 $0.08
Plate Special 1 x 2 with Handles [Flat Ends / Low Attachment]	Black	2	$0.04	$0.08	2 x $0.04 $0.08
Bar 1L with Clip [Cut Edges and One Side Hole] [Full Clip]	Dark Bluish Gray	2	$0.04	$0.08	2 x $0.04 $0.08
Plate Special 1 x 2 5.9mm Towball Socket	Light Bluish Gray	2	$0.04	$0.08	2 x $0.04 $0.08
Technic Brick Special 1 x 2 with Pin Hole and 1 x 2 Plate	Light Bluish Gray	2	$0.04	$0.08	2 x $0.04 $0.08
Plate Special 1 x 2 with Clip Horizontal on End	Dark Bluish Gray	2	$0.04	$0.08	2 x $0.04 $0.08
Plate Special 1 x 2 with 5.9mm Centre Side Towball	Dark Bluish Gray	2	$0.04	$0.08	2 x $0.04 $0.08
Plate Special Round 2 x 2 with Center Stud (Jumper Plate)	Black	1	$0.08	$0.08	1 x $0.08 $0.08
Animal Body Part, Horn (Cattle) / Tentacle / Vine / Branch / Tongue - Long	Red	1	$0.07	$0.07	1 x $0.07 $0.07
Bracket 1 x 2 - 2 x 2	Light Bluish Gray	1	$0.07	$0.07	1 x $0.07 $0.07
Brick Curved 2 x 2 x 2/3 Two Studs and Curved Slope End	Pearl Gold	2	$0.03	$0.05	2 x $0.03 $0.05
Wedge Plate 6 x 3 Left	Black	1	$0.05	$0.05	1 x $0.05 $0.05
Plate 2 x 4	Bright Light Orange	1	$0.05	$0.05	1 x $0.05 $0.05
Brick Wedged, Curved 2 x 3 x 2/3 Two Studs, Wing End	Black	1	$0.05	$0.05	1 x $0.05 $0.05
Brick Curved 2 x 2 x 2/3	Bright Light Orange	1	$0.05	$0.05	1 x $0.05 $0.05
Brick Sloped Inverted 45° 4 x 1 Double with 1 x 2 Recessed	Dark Bluish Gray	1	$0.05	$0.05	1 x $0.05 $0.05
Wedge Plate 6 x 3 Right	Black	1	$0.05	$0.05	1 x $0.05 $0.05
Dish 2 x 2 Inverted [Radar]	Trans-Dark Pink	1	$0.04	$0.04	1 x $0.04 $0.04
Wedge Plate 4 x 6 Cut Corners	Black	1	$0.04	$0.04	1 x $0.04 $0.04
Cone 1 x 1 [Top Groove]	Pearl Gold	1	$0.03	$0.03	1 x $0.03 $0.03

Minifigures included in set 71839-1.

Price source:

Minifigure		Quantity	Value
	Arin, Black Hair and Mask fig-016431, njo0972, BOID 307686	1	$4.42
	Spectral Dragonian Warrior, Ghost Lower Body fig-016379, njo0973, BOID 1445426	1	$6.97
Total minifigure value:			$11.38

Compare the value of buying Arin's Spinjitzu Battle Mech as a complete set versus the total value of all parts individually.

Value Breakdown
Parts value	$33.59
Minifigure value	$11.38
Total inventory value	$44.97

BrickLink

Ratio: what the parts sell for, over what the set sells for. Above 1× the parts are worth more than the set.

New · 6 months ?

Set ? · parts $38.08

Used · 6 months ?

Set ? · parts $25.33

Brick Owl

New · Current 2.52×

Set $20.07 · parts $50.56

New · 6 months ?

Set ? · parts $43.13

New · 1 year ?

Set ? · parts $44.48

Used · Current 2.87×

Set $14.84 · parts $42.58

Items sold, 6 months, new, both marketplaces ?

BrickLink
Condition	Timespan	Avg price	Items sold	Inventory value	Ratio
New	6 months	?	?	$38.08	?
Used	6 months	?	?	$25.33	?

Brick Owl
Condition	Timespan	Avg price	Inventory value	Ratio
New	Current	$20.07	$50.56	2.52
	6 months	?	$43.13	?
	1 year	?	$44.48	?
Used	Current	$14.84	$42.58	2.87

Combined 6 Month Sales Volume (New)
Total items sold	?

Kids can also create their own ultimate mech by swapping body parts from Arin’s Spinjitzu Battle Mech with parts from customisable mechs in the 2024 NINJAGO range (sold separately): Cole’s Elemental Earth Mech (71806), Sora’s Elemental Tech Mech (71807), Kai’s Elemental Fire Mech (71808) and Lloyd’s Elemental Power Mech (71817).

The ninja toy role-play set comes with 2 minifigures: Arin with a crystal katana sword accessory and a Spectral Dragonian Warrior with its own sword accessory, plus a Baby Riyu model for kids to role-play gripping good vs. evil battles. Set contains 213 pieces.

LEGO® NINJAGO® battle toy for kids – Arin’s Spinjitzu Battle Mech lets boys and girls aged 7 and up recreate all-action scenes from season 3 of the NINJAGO Dragons Rising TV show
Posable mech toy – Arin’s Spinjitzu Battle Mech has posable arms and legs, a torso that can rotate, an opening chest to place a minifigure inside and 2 large sword accessories
Build your own mech – Kids can mix and match body parts and weapons from this mech with customizable mechs in the 2024 NINJAGO® range (sold separately) to create their own ultimate mech figure
2 NINJAGO® minifigures – LEGO® set comes with Arin armed with a crystal katana sword accessory and a villainous Spectral Dragonian Warrior for good vs. evil battles, plus a Baby Riyu model
Fun gift idea for kids – This LEGO® adventure toy provides a fun build-and-play experience and is a small treat toy for boys and girls aged 7 and up who have a passion for ninja adventures
Bigger ninja adventures – Look out for more LEGO® NINJAGO® toys (sets sold separately) featuring dragons, temples and vehicles
A universe of LEGO® NINJAGO® toys – Extensive collection of ninja toys lets kids escape into a fantasy world for imaginative play with their ninja heroes
Measurements – Arin’s SpinjitzuBattle Mech figure in this 213-piece LEGO® NINJAGO® building set for kids stands over 6.5 in. (16 cm) tall

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