The Fire Knight Mech 71846
The Fire Knight Mech 71846 thumbnail-0

Lego® NINJAGO 71846 The Fire Knight Mech

NINJAGO
The Lego set The Fire Knight Mech with the Lego number 71846 is part of the LEGO NINJAGO theme. The set was released in April of 2025. It contains 2 minifigures. The model consists of a total of 996 parts and we estimate it takes you around 2 - 3 hours to build it.
The set weighs around 1.605 kg in total. The recommended retail price is £109.99.
Our Brickfact Lego price comparison compares prices from 2 shops for this set. Currently Amazon.co.uk has the lowest price at £82.50. This corresponds to a per piece price of £0.08. With this offer, you save £27.49 off the suggested retail price and get the set at a 25% discount.
You will also receive 880 Insiders points if you decide to buy the set from the official Lego store. You can exchange them for discount coupons for future purchases.
The Part-Out-Value (POV) is the sum of all part prices paid on bricklink.com for this set. It is about £141.92. You save around £59.42 if you buy this set directly at Amazon.co.uk instead of purchasing the bricks on bricklink.com. Therefore, the current best offer has a POV rate of 1.72. The POV Rate is the ratio of Part-Out-Value to the current best price on Brickfact.com.
Disclosure: As members of the Amazon Partner Program, eBay Partner Network and other affiliate programs of retailers such as LEGO, we earn from qualified sales that you make via links to the respective platforms and stores on our website.

Lego 71846 price comparison

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Lego 71846 product data

Set Information

Set ID
71846
Theme
Pieces
996
Building Time
2 - 3 hours
Minifigures
2

Availability

Release
04/2025
Retiring Status
Begin of Life

Price Information

RRP
£109.99
Insiders Points (for purchase at Lego)
880
Part Out Value
£141.92
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Packaging

Weight
1.605 kg
EAN (GTIN13)
5702017815794

Lego 71846 price trend

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Minifigures from 71846 The Fire Knight Mech

The The Fire Knight Mech set includes 2 different minifigures, 2 of which are unique to this set. The combined value of the minifigures is £35.76, which is ~33% of the RRP of this set.
x1
Thumbnail of minifigure njo0991
Fisherman - Sand Green Tunic, Medium Nougat Hair, Conical Hat on Back
NINJAGO
time-logo
2025
# njo0991
£6.19
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Unique
x1
Thumbnail of minifigure njo0990
Kai - Master of Fire
NINJAGO
time-logo
2025
# njo0990
£29.57
Unique

Official Set Description for LEGO 71846 The Fire Knight Mech

Older NINJAGO® fans aged 14 and up can add to their collection of LEGO® NINJAGO models with this stunning and highly detailed The Fire Knight Mech (71846) building kit. It features a dramatic scene of a cape-wearing, spear-holding mech locked in battle with an ancient monster emerging from the sea, and it will look great on display in a bedroom.

Ninja fans can also remove the model from its base to recreate stories from the NINJAGO Legends Monstrosity series. The mech has posable features and the sea monster has movable tentacles. The model also comes with 2 NINJAGO minifigures: Kai with a magical sword, who can be placed inside the mech’s chest, and a fisherman with a paddle in a boat.

The rest of the LEGO NINJAGO range of sets (sold separately) includes dragons, vehicles and temples for fans to role-play adventures with their heroes. Each ninja playset can be created with the LEGO Builder app, which guides you on an easy and intuitive building adventure. Set contains 996 pieces.

  • NINJAGO® mech model – Older NINJAGO fans can add to their collection of LEGO® NINJAGO models with this highly detailed The Fire Knight Mech
  • Ninja display set – This dramatic scene depicting The Fire Knight Mech with a cape and spear locked in abattle with an ancient monster emerging from the sea can be displayed in your room
  • Interactive model – Ninja fans can remove the model from its base to stage stories from the NINJAGO® Legends Monstrosity series between the posable mech and a monster with movable tentacles
  • 2 NINJAGO® minifigures – The model also includes ninja Kai with a blade, who can sit inside the mech’s chest, and a fisherman with a paddle in a boat to inspire extra storytelling
  • Premium gift for NINJAGO® fans – This modelis a high-quality gift idea for fans of NINJAGO Legends Monstrosity who want to showcase their fandom
  • A fun way to build – Let the LEGO® Builder app guide kids on an intuitive building adventure, where they can save sets, track progress and zoom in and rotate models in 3D while they build
  • A universe of ninja toys – LEGO® NINJAGO® sets let kids escape into a fantasy world of adventures with their ninja heroes
  • Measurements – The mech in this 996-piece building set stands over 15.5 in. (40 cm) tall when posed on the display stand with its spear

Building Instruction for LEGO 71846 The Fire Knight Mech

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