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LEGO NINJAGO Rontu the Master Dragon Kids Toy 71842 - 2 of 4LEGO NINJAGO Rontu the Master Dragon Kids Toy 71842 - 3 of 4LEGO NINJAGO Rontu the Master Dragon Kids Toy 71842 - 4 of 4
LEGO NINJAGO Rontu the Master Dragon Kids Toy 71842 - 1 of 4

LEGO NINJAGO Rontu the Master Dragon Kids Toy 71842

$47.99

In Stock

WARNING: choking hazard - toy contains a small ball. Not for children under 3 yrs.
WARNING: choking hazard - small parts. Not for children under 3 yrs.
Eligible for registries and wish lists

About this item

Highlights

  • AWAKEN THE MASTER DRAGON – The LEGO NINJAGO Rontu the Master Dragon (71842) building set lets children 7 years old and up command the legendary beast from NINJAGO Dragons Rising Season 3 with ancient power and hidden secrets
  • 4 LEGO NINJAGO MINIFIGURES – Young builders can stage epic aerial battles with ninja hero minifigures of Lloyd, Sora, and Wyldfyre against the villainous Master of Misfortune Zarkt minifigure, all equipped with signature ninja weapons
  • LEGENDARY DRAGON POWER – Kids can construct Rontu with a fully posable tail, head, jaw, legs, and wings, plus dual wing-mounted stud shooters and two riding positions for epic dragon flight adventures
  • UNLOCK ANCIENT SECRETS – Fans can discover the mysterious brick-built shrine that holds hidden messages, which Lloyd can reveal using his special translucent reveal blade for added mystery and discovery
  • GIFT FOR BOYS & GIRLS – Makes a cool birthday or holiday present for kids who love dragon toys and legendary adventures, and fans of the hit NINJAGO Dragons Rising TV show
  • INTUITIVE BUILDING EXPERIENCE – The LEGO Builder app guides kids through easy step-by-step instructions with 3D viewing tools for enhanced dragon construction adventures
  • DIMENSIONS – Rontu the Master Dragon stands over 5 in. (13 cm) tall and contains 381 pieces

Description

Awaken an ancient and legendary force! The LEGO NINJAGO Rontu the Master Dragon (71842) building set brings the mightiest dragon from NINJAGO Dragons Rising Season 3 to boys and girls 7 years old and up. This magnificent beast features incredible posable action with a fully articulated tail, head, jaw, legs, and wings, plus dual stud shooters beneath powerful wings for aerial combat. Young ninja masters can position the Lloyd, Sora, and Wyldfyre minifigures on Rontu's back in two different riding positions as they soar into epic battles against the Master of Misfortune, Zarkt minifigure. After building, young ones can explore the mysterious mini shrine and discover hidden secrets that only Lloyd can unlock with his special translucent reveal blade. Each character comes equipped with signature ninja accessories for thrilling good versus evil showdowns across the NINJAGO Dragons Rising universe. Children will love recreating their favorite TV show moments as Rontu spreads his massive wings, or inventing entirely new quests as the mighty dragon protects NINJAGO's most sacred mysteries. Perfect for solo pretend play sessions or sharing epic battles with friends, this set makes an ideal birthday or holiday gift for NINJAGO Dragons Rising fans and kids who love dragon toys. Combines with other LEGO NINJAGO sets (each set sold separately) for expanded dragon missions across the ninja realm. The LEGO Builder app guides young builders through intuitive step-by-step instructions with helpful 3D viewing tools. Contains 381 pieces.
Number of Pieces: 381
Suggested Age: 7 Years and Up
Model #: 71842
CPSC Choking Hazard Warnings: Choking_hazard_contains_small_ball, choking_hazard_small_parts
Educational Focus: Gross Motor Skills, Creativity, Fine Motor Skills, Sensory Development, Creative Thinking
Includes: Toy Building Components
Material: Plastic
Battery: No Battery Used
TCIN: 94152787
UPC: 673419405119
Item Number (DPCI): 204-00-1939
Origin: Made in the USA or Imported
If the item details aren’t accurate or complete, we want to know about it.

Shipping details

Estimated ship dimensions: 10.32 inches length x 7.49 inches width x 2.92 inches height
Estimated ship weight: 1.057 pounds

Return details

This item can be returned to any Target store or Target.com.
This item must be returned within 90 days of the date it was purchased in store, delivered to the guest, delivered by a Shipt shopper, or picked up by the guest.
See the return policy for complete information.

Q: How many minifigures are included in this set?

submitted by AI Shopping Assistant - 18 hours ago
  • A: The set includes four LEGO NINJAGO minifigures: Lloyd, Sora, Wyldfyre, and Zarkt.

    submitted byAI Shopping Assistant - 18 hours ago
    Ai generated

Q: What is the age recommendation for this building set?

submitted by AI Shopping Assistant - 18 hours ago
  • A: This building set is recommended for children ages 7 years and up.

    submitted byAI Shopping Assistant - 18 hours ago
    Ai generated

Q: What features does Rontu the Master Dragon include?

submitted by AI Shopping Assistant - 18 hours ago
  • A: Rontu features a posable tail, head, jaw, legs, wings, and dual wing-mounted stud shooters for epic combat.

    submitted byAI Shopping Assistant - 18 hours ago
    Ai generated

Q: Does the set come with any accessories for minifigures?

submitted by AI Shopping Assistant - 18 hours ago
  • A: Yes, each minifigure comes equipped with signature ninja accessories for exciting battles.

    submitted byAI Shopping Assistant - 18 hours ago
    Ai generated

Q: Can kids build Rontu using a mobile app?

submitted by AI Shopping Assistant - 18 hours ago
  • A: Yes, the LEGO Builder app provides step-by-step instructions and 3D viewing tools for building Rontu.

    submitted byAI Shopping Assistant - 18 hours ago
    Ai generated

Additional product information and recommendations

4.4 out of 5 stars with 28 reviews
broad age appeal: 4 out of 5
ease of use: 5 out of 5
length of play: 5 out of 5
quality: 5 out of 5
value: 5 out of 5
100% would recommend
1 recommendations
5 out of 5 stars
13 February, 2026
originally posted on influenster.com
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Great for any age quality brand

[This review was collected as part of a promotion.] My grandaughter who's 7 loved building this, she managed very well on her own with little help, the instructions were simple to follow, it's a sturdy quality piece and looks lovely on display and very bright and colourful.
JillA
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5 out of 5 stars
29 January, 2026
originally posted on influenster.com
Image

5.0 out of 5 stars - Perfect for the LEGO-Obsessed

[This review was collected as part of a promotion.] I gave this to my 11-year-old niece, and it was an absolute hit! She is a true LEGO fanatic—she lives, breathes, and sleeps building—and this set really impressed her. Even for a seasoned young builder who has done it all, this Master Dragon (Rontu) was an engaging and rewarding project. She was especially impressed with the posability; once built, the dragon has incredible movement in the head, jaw, legs, and tail, which makes it look fantastic on her display shelf. The addition of the four minifigures (especially Lloyd and Sora) and the mini-shrine added a lot of play value, but for her, the joy was all in the intricate details of the build itself. It’s sturdy enough to actually play with but detailed enough to look like a collector's piece. If you have a child in your life who is passionate about LEGO, I can't recommend this enough. It’s a brilliant addition to any Ninjago collection! #complimentary #LEGO @influenster @lego
kellys509_1917
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5 out of 5 stars
8 January, 2026
originally posted on influenster.com
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Definitely worth the time spent so much fun!!

[This review was collected as part of a promotion.] Love anything Lego!! Spent a while building this one was a bit fiddly but definitely worth it. Good to rebuild too which the kids completed after me. As with all Lego they strong and sturdy looks good alongside our collection.
leeannt7_5978
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5 out of 5 stars
8 January, 2026
originally posted on influenster.com
Image

5* Lego set - would recommend

[This review was collected as part of a promotion.] Rontu the Master Dragon was such a fun build! Our family are Lego enthusiasts due to the quality of the blocks, the versatility and the ability to create iconic pieces or free play. The instructions as always were spot on and left no margin for error, and we all thoroughly enjoyed building and playing with it once completed. Any age, Lego rocks!
thethingssheloves_9583
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5 out of 5 stars
4 January, 2026
originally posted on influenster.com
Image

Excellent

[This review was collected as part of a promotion.] This LEGO Ninjago set is really fun and well made. My 6-year-old daughter built it completely by herself without any help, which shows how clear and easy the instructions are. The dragon looks great and is fun to play with. The set arrived on time for Christmas, and my daughter was very happy and excited when she received it. The quality of the lego is very good and clearly. I highly recommend this set. Great quality and perfect for kids!
nevedas_6215
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5 out of 5 stars
21 December, 2025
originally posted on influenster.com
Image

Lego black dragon

[This review was collected as part of a promotion.] A lovely little set. Ideal for the Dragon or Ninjago lover in the family. Lots of little details that make lego just that little bit special. I would say this was a quick build set. For fast builders 30min. The only trouble I have now is where to put them all. I do like more of the packaging is starting to go towards paper packaging. Hopefully the future sets will continue in this way.
rebeccaj198_2977
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5 out of 5 stars
Thumbs up graphic, would recommend
13 December, 2025Verified purchase

Great Lego set!

My daughter is so excited to have a pink and purple dragon!!!
Jen2324
broad age appeal: 4 out of 5
ease of use: 5 out of 5
length of play: 5 out of 5
quality: 5 out of 5
value: 5 out of 5
Did you find this review helpful?
5 out of 5 stars
12 December, 2025
originally posted on influenster.com
Image

Great quality, beautiful colours and fantastic min

[This review was collected as part of a promotion.] We had so much fun building this LEGO dragon set! The colours are stunning, the details are impressive, and the dragon looks powerful and dynamic once built. I really love the articulated wings, head and legs - it makes playtime and display equally exciting. The minifigures add great storytelling potential, and my child immediately started creating scenes and battles. The build itself was engaging, not boring, and the instructions were clear and easy to follow. This set is perfect for kids who love fantasy and dragons, but honestly it also looks amazing as a display piece. A great mix of creativity, play and design - exactly what LEGO does best.
mahemariann_7700
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5 out of 5 stars
12 December, 2025
originally posted on influenster.com
Image

Love it

[This review was collected as part of a promotion.] This Lego ninja go set is so great. Very nice finish of the blocks. Really top quality. Perfect size to keep it on the desk shelf. Helps my kid with imagination and learning about dragons. Really good fun.
Kamil P
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5 out of 5 stars
11 December, 2025
originally posted on LEGO
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Artist

I’m artistic, craftsman, creative builder, smart and collector
Artisticbear26
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5 out of 5 stars
11 December, 2025
originally posted on influenster.com
Image

Love the set

[This review was collected as part of a promotion.] Lego Rontu the Master Dragon is an amazing set from Lego. It is perfect to detail with all clear instructions. I love the way they divided the amount in each set. 3 sets of bag to make in the end with stickers to attach. Lots of fun time together with my kids.
phuongl37_2031
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5 out of 5 stars
11 December, 2025
originally posted on influenster.com
Image

Great product

[This review was collected as part of a promotion.] We have received this and my little one is going to be so happy Christmas morning I am keeping this as a preset it’s really good looks great when built and has a very lightweight to it so it’s perfect for him he loves Lego sets
victoriap442_325
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5 out of 5 stars
7 December, 2025Verified purchase

(no review title)

Great!
Ken
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5 out of 5 stars
7 August, 2025
originally posted on LEGO
Image

Value

Great value, Zarkt minifig is rare and expensive and worth buying the set just for him. 4 minifigs in a set like this is great and the dragon build is quite good looks nice
Envision
2 guests found this review helpful. Did you?
5 out of 5 stars
23 July, 2025
originally posted on LEGO
Image

Ninjago Rontu Master Dragon

A nice set, and a good display piece for my sons Dragon Collection
MGMAL
2 guests found this review helpful. Did you?
4 out of 5 stars
22 July, 2025
originally posted on LEGO
Image

Rontu the master dragon

It is a great set for the price and really enjoyed building as the dragon has different parts. Sadly the horns and the head Sometimes when playing Can fall off easily As they're not connected very well. Zarkt... would be great if there was another character like one of his minions.
Excel
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1 out of 5 stars
1 June, 2025
originally posted on LEGO
Image

DO NOT PURCHASE

The open studs makes it look unfinished and the accuracy from the show is not their the now should be moulded röntgen is ment to have a serpent like body which is not evident in this build and the price is not what you should pay for this set
JuniorFamousMungus100
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