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LEGO NINJAGO Kai’s Elemental Fire Mech Action Figure, Mini Ninja Toy for Kids with Customizable Red Ninja Figure Plus Kai and Zane Minifigures, Adventure Set for Boys and Girls Ages 7 and Up, 71808
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Purchase options and add-ons
- Kids’ customizable action figure toy – Kai’s Elemental Fire Mech mini ninja toy for boys and girls ages 7 and up combines with 2 other mechs (sold separately) thanks to its detachable legs, arms and torso
- Build your own mech suit – Kids can enjoy hours of creative fun as they mix and match parts from this ninja adventure set with other NINJAGO mechs (sets sold separately) to create their own mech figure
- 4 NINJAGO minifigures – Set comes with Kai, Zane and Jordana, each with a sword element, and a Wolf Mask Warrior so kids can re-enact battles from season 2 of the NINJAGO Dragons Rising TV show
- Posable red ninja figure – Kai’s mech has posable arms and legs that can be tilted and twisted into battle stances, and a big golden sword for role-play battles against a Wolf figure
- Ninja gift – This battle toy provides a fun build and play experience and is an everyday gift idea for kids who love to play out action packed stories
- More customizable mechs – Kids can swap and combine parts from Kai’s mech with Cole’s Elemental Earth Mech (71806) and Sora’s Elemental Tech Mech (71807), which are sold separately
- A universe of ninja toys – LEGO NINJAGO sets include dragons, vehicles and temples, and let kids escape into a fantasy world of adventures with their ninja heroes
Frequently bought together

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Product information
Product Dimensions | 10.32 x 11.1 x 2.32 inches |
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Item Weight | 1.01 pounds |
Country of Origin | Mexico |
ASIN | B0CGY44HYD |
Item model number | 6470391 |
Manufacturer recommended age | 7 years and up |
Best Sellers Rank | #2,876 in Toys & Games (See Top 100 in Toys & Games) #157 in Toy Building Sets |
Customer Reviews |
4.8 out of 5 stars |
Release date | January 1, 2024 |
Manufacturer | LEGO |
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LEGO NINJAGO Kai’s Elemental Fire Mech Action Figure, Mini Ninja Toy for Kids with Customizable Red Ninja Figure Plus Kai and Zane Minifigures, Adventure Set for Boys and Girls Ages 7 and Up, 71808
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Product Description
Kids ages 7 and up can recreate stories from season 2 of NINJAGO Dragons Rising with the Kai’s Elemental Fire Mech (71808) mini ninja toy. The mech has posable arms and legs that can be tilted and twisted into dramatic battle stances, a cockpit for the ninja minifigure and a big golden sword accessory for role-play battles against the Wolf Mech. This customizable red ninja figure also lets kids build their own mech! Its detachable legs, arms and torso can be combined with parts from 2 other mechs: Cole’s Elemental Earth Mech (71806) and Sora’s Elemental Tech Mech (71807) (sold separately). Kids can enjoy endless fun as they mix and match parts to create a unique action figure toy. The red mech comes with 4 minifigures – Kai and Zane, both with a katana sword accessory, Jordana with a sword accessory, and a Wolf Mask Warrior – so kids can play out gripping ninja action. The ninja adventure set can also be created with the LEGO Builder app, which guides you and your child on an easy and intuitive building adventure. Contains 322 pieces.
Important information
Safety Information
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Top Brand: LEGO
From the brand

Let your imagination soar!
LEGO sets are one of the first toys a child plays with when growing up and this love of building spans the test of time and age.
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From the manufacturer

Stunning customizable NINJAGO mech playset
Never-before-seen customizable mech figure comes with detachable parts so little ninja fans can create their very own mech.

A fun build before ninja battles!
Kids enjoy a great building experience before playing out battles between Kai’s Elemental Fire Mech and a Wolf Mech.
LEGO NINJAGO Kai’s Elemental Fire Mech
Posable mech figure
Arms and legs can be tilted and twisted into battle stances.
Mech battles
Playset includes a Wolf Mech for role-play action
4 NINJAGO minifigures
Kai, Zane, Wolf Mask Warrior and Jordana for role play.

Enter a new world of building
Builders can zoom in, rotate sets in 3D and track their progress using the fun, intuitive LEGO Builder app.

2 more customizable mechs to collect
Combine Kai’s mech with Sora’s Elemental Tech Mech (71807) and Cole’s Elemental Earth Mech (71806), which are sold separately.
What's in the box
Videos
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LEGO Kai's Elemental Fire Mech Review
Tiago Catarino
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1:34
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HONEST review Lego ninjago Kai elemental set by a boy mom
Katrina Brandt
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LEGO Ninjago Kai's Elemental Fire Mech 71808 360 Spin
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Customer reviews
Customer Reviews, including Product Star Ratings help customers to learn more about the product and decide whether it is the right product for them.
To calculate the overall star rating and percentage breakdown by star, we don’t use a simple average. Instead, our system considers things like how recent a review is and if the reviewer bought the item on Amazon. It also analyzed reviews to verify trustworthiness.
Learn more how customers reviews work on AmazonCustomers say
Customers find the toy building blocks sturdy and easy to assemble. They say it's a great Lego set, perfect for birthday gifts, and fun to play with. The building experience is enjoyable for kids, and attention to detail is appreciated. Many consider it a good value for money, though opinions differ on whether it provides good value for money.
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Customers like the sturdiness of the product. They say it's a great Lego set, a nice addition to their Lego collection, and a high quality product.
"...It looks just like the photo and the quality was just as described. Perfect gift for any birthday is definitely worth the money...." Read more
"...The red robot is one of the more sturdy Lego creations we have had and is still intricate. If a kiddo likes Lego ninjago- this is a pretty cool set!" Read more
"Great Lego set fun to play" Read more
"Great LEGO set and a must for Ninjago fans. Everything was there and the completed figures were much bigger than I was expecting...." Read more
Customers appreciate the toy building blocks' ease of assembly. They find them enjoyable to put together and play with. The intricate designs and fine motor skills required make the build challenging for kids.
"...Perfect gift for any birthday is definitely worth the money. Easy to assemble for kids." Read more
"...robot is one of the more sturdy Lego creations we have had and is still intricate. If a kiddo likes Lego ninjago- this is a pretty cool set!" Read more
"Quite detailed design that I'm sure was a fun and challenging build for the 12yo. Good price too for how many figures you get." Read more
"...roof revealing a navigation room and playroom with an arcade machine added layers to his storytelling, as he imagined the ninjas strategizing their..." Read more
Customers appreciate the gift value of the toy building blocks. They say it's a great birthday gift and easy for kids to assemble. The kids love them and will play with them for hours.
"...Perfect gift for any birthday is definitely worth the money. Easy to assemble for kids." Read more
"I must say, this was a perfect gift for my 8 year old. The red robot is one of the more sturdy Lego creations we have had and is still intricate...." Read more
"the kids love these and will play with them for hours. great for a birthday or christmas gift." Read more
"This was gift for a 6 year old. He absolutely loved it!" Read more
Customers enjoy the toy building blocks. They say kids love them and will play with them for hours.
"Great Lego set fun to play" Read more
"Quite detailed design that I'm sure was a fun and challenging build for the 12yo. Good price too for how many figures you get." Read more
"the kids love these and will play with them for hours. great for a birthday or christmas gift." Read more
"Fun to play with but be careful with it" Read more
Customers like the appearance of the toy building blocks. They find the final model looks fantastic and detailed.
"This can in right on time for my sons birthday party! It looks just like the photo and the quality was just as described...." Read more
"Great LEGO set! Easy to build, and the final model looks fantastic. Definitely worth it!" Read more
"I love how nice and detailed this looks (the red one in particular) but it comes apart even attempting to play with it...." Read more
"Cool set..." Read more
Customers have mixed views on the value for money of the toy building blocks. Some find them great and worth it, while others say they are overpriced.
"...Perfect gift for any birthday is definitely worth the money. Easy to assemble for kids." Read more
"Much too expensive." Read more
"...Good price too for how many figures you get." Read more
"...Recommend to Ninjago fans. Great value!!!" Read more
Reviews with images

Top reviews from the United States
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- Reviewed in the United States on August 4, 2024Color: MulticolorVerified PurchaseThis can in right on time for my sons birthday party! It looks just like the photo and the quality was just as described. Perfect gift for any birthday is definitely worth the money. Easy to assemble for kids.
- Reviewed in the United States on February 20, 2025Color: MulticolorVerified PurchaseGreat Lego set fun to play
- Reviewed in the United States on November 11, 2024Color: MulticolorVerified PurchaseI must say, this was a perfect gift for my 8 year old. The red robot is one of the more sturdy Lego creations we have had and is still intricate. If a kiddo likes Lego ninjago- this is a pretty cool set!
- Reviewed in the United States on December 31, 2024Color: MulticolorVerified PurchaseGreat LEGO set and a must for Ninjago fans. Everything was there and the completed figures were much bigger than I was expecting. Overall, happy to have.
- Reviewed in the United States on January 4, 2025Color: MulticolorVerified PurchaseQuite detailed design that I'm sure was a fun and challenging build for the 12yo. Good price too for how many figures you get.
- Reviewed in the United States on October 20, 2024Color: MulticolorVerified PurchaseThe red one is very big. The wolf one is very small. Buy it but trust me it's hard to put together
- Reviewed in the United States on February 25, 2025Color: MulticolorVerified Purchasethe kids love these and will play with them for hours. great for a birthday or christmas gift.
- Reviewed in the United States on February 6, 2025Color: MulticolorVerified PurchaseFor my 7-year-old's birthday, we gifted him the LEGO NINJAGO Destiny's Bounty – Race Against Time (71797) set, and it quickly became his favorite. He was thrilled by the airship's adjustable sails and rotating engines, spending hours navigating imaginary skies. The removable roof revealing a navigation room and playroom with an arcade machine added layers to his storytelling, as he imagined the ninjas strategizing their next mission. The inclusion of six minifigures, including his heroes like Master Wu and Lloyd, allowed him to recreate epic battles and adventures from the NINJAGO Dragons Rising series. Seeing his creativity soar with this set was truly rewarding. A must-have for any young Ninjago enthusiast! ⭐⭐⭐⭐⭐
Top reviews from other countries
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Maura TiradoReviewed in Mexico on January 30, 2025
5.0 out of 5 stars Le gusto a mi hijo
Color: MulticolorVerified PurchaseMi hijo adora armar legos, y este no fue la excepción, muy buena compra
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Jack TeschReviewed in Brazil on December 17, 2024
5.0 out of 5 stars O set é perfeito
Color: MulticolorVerified PurchaseEu já queria esse set a muito tempo e agora eu finalmente tenho. Chegou exatamente no prazo, estranhamente ele veio sem caixa, somente o produto, mas chegou em perfeito estado. Recomendo.
- gfamilyReviewed in Canada on November 5, 2024
5.0 out of 5 stars Great!
Color: MulticolorVerified PurchaseThis was a very good set, apically for the price! I recommend this if you are looking for a cheap set thats really good for value playability and quality.
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Natalie A.Reviewed in Germany on October 26, 2024
5.0 out of 5 stars Ninjago
Color: MulticolorVerified PurchaseDie Sammlung wird immer größer. Die Sachen sind toll und die Kids und der Papa haben ihren Spaß
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Ivonei GraebinReviewed in Brazil on December 23, 2024
5.0 out of 5 stars Produto excelente!
Color: MulticolorVerified PurchaseIvonei GraebinProduto excelente!
Reviewed in Brazil on December 23, 2024
Images in this review