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Set 71851 Kai's Dragon Mech Battle Pack
Ninjago

Kai's Dragon Mech Battle Pack

Set 71851 puts Kai's dragon mech front and centre in a tight 85-piece Ninjago battle pack that comes with three minifigures. Red and dark red sit against black and dark bluish grey, a scheme that matches Kai's fire element. It is built for quick battle scenes rather than long display builds.

Set number
71851
Year
2026
Pieces
85
Minifigures
3
Theme
Ninjago
Different parts
31
What can I build with it?

View the official building instructions at LEGO® ↗

Parts list 31

As BrickLink list (XML)

Import on BrickLink: Wanted → Upload, upload the file (or paste its content), pick a Wanted List and add the parts.

Spare parts (6)

These extra parts come with the set in case one gets lost.

Minifigures 3

Description

A poseable mech in miniature

The dragon-shaped mech is the obvious centrepiece, built from 85 pieces and 31 distinct parts that keep the assembly short. Moveable joints at the arms and head let the mech hold different battle stances, so it is designed to be played with rather than just displayed on a shelf. For anyone collecting Ninjago mechs, this is a small but complete addition that slots in alongside larger builds without demanding much building time, and it is quick enough to finish in a single sitting.

Three figures, instant conflict

Three minifigures mean a confrontation is ready straight out of the box, whether that is Kai facing two opponents or teaming up with an ally against a single foe. Battle packs like this one are built around quick, repeatable play, which is why they typically include more figures relative to their size than standalone vehicle sets. Anyone with existing Ninjago sets can use this pack to bulk out their roster of fighters without starting a new large build.

A fire-themed colour scheme

Red, dark red, black and dark bluish grey run consistently through the mech and its equipment, tying the model firmly to Kai's fire element. The parts list on this page breaks down exactly how the 31 different elements are used, including the specialised pieces behind the joints and the dragon shape. It is worth checking if you are hunting for red or dark grey pieces for your own mech-building projects, since these parts combine easily with other Ninjago vehicle sets.

Built to combine

As a battle pack, this set is designed to sit alongside bigger Ninjago builds, adding extra fighters to an existing scene or combining with other mech sets for a larger battle. Several battle packs can be used together to build up an army of opponents without the models looking repetitive, since each one carries its own colour scheme and mech design, making them a fairly cost-effective way to grow a battle scene over time.

FAQ

How many minifigures come with set 71851?
The battle pack includes three minifigures, ready to use in battle scenes alongside the dragon mech.
What is a Ninjago battle pack for?
Battle packs add extra fighters to bigger Ninjago sets and combine well with other mechs.
What colours define the mech?
Red and dark red dominate, set off by black and dark bluish grey, matching Kai's fire element.

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