Ages 7+

Ninja Dragon Riyu's Battle (71855)

Name: Ninja Dragon Riyu's Battle
Brand: LEGO
SKU: 71855
Rating: 4.7 (4 reviews)

LEGO.com RRP:

£39.99

LEGO.com

★4.7

(4 reviews)

🧱 347 pieces - : £0.12

Available From

LEGO.comOfficial

£39.99

Price updated: 26 Apr 2026

View on LEGO →

Building Instructions Brickset

Price Analysis

Lowest Price Ever

£39.99

at LEGO.com · Jan 2026

Average Price (12mo)

£39.99

Current vs Average

0.0%

Near average

Price Trend

Stable

Last 30 days

Best Month to Buy

January

Value Score

9.0/10

Price-per-piece vs theme avg

The lowest price we've recorded for Ninja Dragon Riyu's Battle is £39.99 at LEGO.com in January 2026. The current price is close to the 12-month average of £39.99. Historically, January tends to offer the best prices for this set.

Price History & Buying Verdict

VerdictNo strong signal yet

•On price-per-piece, this is one of the better-value sets in the NINJAGO® range (value score 9.0/10 vs theme average).

We've been tracking the price of LEGO NINJAGO® Ninja Dragon Riyu's Battle (347 pieces) for 102 days, recording 10 data points across LEGO.com and major UK retailers. Over that period the price has dropped 0 times below previous levels, with the lowest price ever recorded being £39.99 at LEGO.com in January 2026.

The 12-month average sale price for set 71855 works out to £39.99 — that's 0% above the LEGO RRP of £39.99. The highest price we recorded across our tracked retailers was £39.99, giving a range of about £0.00 between the cheapest and most expensive observation.

Historically, January has produced the lowest average prices for Ninja Dragon Riyu's Battle, so if you're not in a hurry it's worth bookmarking the page closer to that window.

Want to see how LEGO Ninja Dragon Riyu's Battle (set 71855) compares against other sets? Browse the best-value LEGO sets or check the full price-history tracker.

Description

Ninja Dragon Riyu's Battle (71855) is a LEGO NINJAGO® set with 347 pieces, with an RRP of £39.99. Prices have been stable over the last 30 days. With a value score of 9.0/10, this set offers excellent value compared to other NINJAGO® sets.

SpecificationsBoys and girls ages 7 and up will love building this LEGO® NINJAGO® Ninja Dragon Riyu’s Battle (71855) ninja toy and recreating scenes from season 4 of the NINJAGO Dragons Rising TV show. This impressive playset features a dragon toy with posable wings, legs, feet, arms, wrists, claws, head, tail and shoulders, and it’s armed with a large sword and shuriken weapon accessories. Kids can also make an exciting swap and use the weapons from the Cole’s Mission Mech & Dragon Zane (71854) set (sold separately). This LEGO dragon set comes with 4 minifigures: ninja warriors Arin and dragon form Nya and villains Mutation Monster and Loyalist. The LEGO NINJAGO range of make-believe toys for kids includes mechs, dragons and temples for fans to role-play ninja action. Kids can build each playset with confidence using the LEGO Builder app – zoom, rotate in 3D and track progress with easy-to-follow digital instructions. Set contains 347 pieces.

Features

NINJA TOY – With this LEGO® NINJAGO® Ninja Dragon Riyu’s Battle (71855) set, boys and girls ages 7 and up can play out battle scenes from season 4 of the NINJAGO Dragons Rising TV show
POSABLE DRAGON FIGURE – Dragon toy has posable wings, legs,feet, arms, wrists, claws, head, tail and shoulders, and it’s armed with a large sword and shuriken weapon accessories
4 NINJAGO® MINIFIGURES – Play out heroes and villains battles with ninja Arin and dragon form Nya taking on villains Mutation Monster and Loyalist, who are all armed with weapon accessories
INTERCHANGABLE NINJAGO® WEAPONS – Kids can make a swap and use the weapon accessories from Cole’s Mission Mech & Dragon Zane (71854) playset, sold separately
DRAGON GIFT FOR KIDS – This battle toy provides a fun build-and-play experience and is a ninja gift idea for kids with a passion for fantasy and adventure toys
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 LEGO® NINJAGO® SETS – This extensive collection of kids’ toys lets ninja fans and children escape into an immersive fantasy world for imaginative play with their ninja heroes
DIMENSIONS – This 347-piece fantasy adventure toy features a Riyu dragon toy measuring over 5.5 in. (14 cm) high, 13.5 in. (34 cm) long and 13.5 in. (34 cm) wide

Frequently Asked Questions about Ninja Dragon Riyu's Battle

What is the best price for LEGO Ninja Dragon Riyu's Battle (Set 71855)?

LEGO Ninja Dragon Riyu's Battle (Set #71855) is currently priced at £39.99 on LEGO.com. We continuously monitor prices across multiple UK retailers to find you the best deals.

How many pieces are in LEGO set 71855?

LEGO Ninja Dragon Riyu's Battle (Set #71855) contains 347 pieces. At the LEGO.com price of £39.99, that works out to approximately 11.5p per piece.

What age is LEGO Ninja Dragon Riyu's Battle suitable for?

LEGO Ninja Dragon Riyu's Battle (Set #71855) is recommended for ages 7+. This set is part of the LEGO NINJAGO® theme. View all NINJAGO® sets and deals.

Where can I find the building instructions for LEGO Ninja Dragon Riyu's Battle?

You can download the official building instructions for LEGO Ninja Dragon Riyu's Battle (Set #71855) for free from LEGO.com. Download the building instructions here. The instructions are available as a PDF and can be viewed on any device.

Where can I buy LEGO Ninja Dragon Riyu's Battle in the UK?

LEGO Ninja Dragon Riyu's Battle (Set #71855) is available from LEGO.com at £39.99. We're monitoring other UK retailers for availability. Check our recent price drops for updates.

What is the lowest price ever recorded for LEGO Ninja Dragon Riyu's Battle?

The lowest price we've recorded for LEGO Ninja Dragon Riyu's Battle (Set #71855) is £39.99 at LEGO.com in January 2026. That's 0% off the LEGO RRP of £39.99. Track the latest movements on our LEGO price history page.

Is LEGO Ninja Dragon Riyu's Battle good value for money?

Comparing piece-count to price across the LEGO NINJAGO® theme, this set scores 9.0 / 10 for value. That works out to about 11.5p per piece. That puts Ninja Dragon Riyu's Battle in the top tier of NINJAGO® sets for raw build value — you're paying noticeably less per brick than the theme average. Compare against other contenders on our best-value LEGO sets page.