NINJAGO®
Nya vs. Mutation Monster Spinner
from £8
£0.18/pc
NINJAGO®
#71839 · EAN 5702017815725
213 pieces · 2 minifigs · Released 2025
LEGO® NINJAGO® mech toy playset with 2 minifigures
£17
Cheapest at LEGO · + £3 shipping (£20 total) · ✓ In stock
✓ 2 retailers
✓ Updated daily
!
The price is high right now
Close to the 12-month high (£17)
213
Pieces
2
Minifigs
2025
Year
≈ £0.08 per piece · 213 pieces
48
Heist
Decent
Few sellers left
Trending up
Compare prices
Prices at 2 retailers — updated daily. How we track these prices.
Retired Sets
Best price
○ Out of stock
£15
LEGO
Official
● In stock · + £3 shipping
£17
Price history — last 90 days
Lowest price across listed retailers.
Lowest price
Specifications
Set #
71839
Theme
NINJAGO®
Pieces
213
Minifigs
2
Year
2025
Status
In production
All-time low
£15
Price per piece
£0.08
EAN
5702017815725
Cheapest NINJAGO® sets
NINJAGO®
Lloyd vs. Earth Monster Spinner
from £8
£0.17/pc
NINJAGO®
Lloyd's Dragon Mech Battle Pack
from £8
£0.11/pc
NINJAGO®
Kai's Ninja Race Car EVO
from £8
£0.10/pc
NINJAGO®
Zane's Battle Suit Mech
from £8
£0.10/pc
NINJAGO®
Kai's Motorcycle Speed Race
from £8
£0.11/pc
Arin's Spinjitzu Battle Mech (LEGO set 71839) is a LEGO NINJAGO® set with 213 pieces. Compare LEGO prices for it across retailers and check the full price history before you buy.
The best price for Arin's Spinjitzu Battle Mech right now is £17 across 2 retailers — matching the official LEGO RRP of .
The lowest daily price has held steady around £15 over the past month.
Brickheist tracks the price of Arin's Spinjitzu Battle Mech daily and keeps up to 12 months of price history. Its all-time low so far is £15.
Frequently asked questions
How much does Arin's Spinjitzu Battle Mech cost?
The cheapest tracked price for Arin's Spinjitzu Battle Mech is £17, compared across 2 retailers and updated every day on Brickheist.
What is the lowest price for Arin's Spinjitzu Battle Mech?
The all-time low we've recorded for Arin's Spinjitzu Battle Mech (set 71839) is £15. The 12-month price history is shown on this page so you can spot a genuine deal.
Where can I buy Arin's Spinjitzu Battle Mech the cheapest?
Brickheist compares Arin's Spinjitzu Battle Mech across LEGO retailers so you can buy at the lowest price. See the retailer table above for live prices, stock and shipping.
£17
at LEGO