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We don't even need to tell you that LEGOs are the best toys ever made. From epic pirate battles on the high seas, to giant cityscapes, to knight castles—there's really no limit to what you can do with them. Of course, recently LEGO has branched out into the wonderful world of cartoons (with astounding success we might add). Ninjago, Chima and Nexo Knights take the world of LEGO and turn it into a compelling visual experience on the television. These costumes? Well, they sort of take experience into the real world by transforming your child into one of their favorite characters from the show.

We carry a large selection of costumes and accessories based on your kid's favorite LEGO shows! With styles based on all of the Ninjago characters, as well as the Nexo Knights and even the animals of Chima! Whichever LEGO cartoon your child is into, they'll be ready to dress up like their favorite character.

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LEGO Costumes

Lego Costume Ideas

Remember the countless hours you used to spend playing with Legos? Gosh, there were so many different ways to play. Were you the type to ally with the Blacktron, or did you valiantly protect outer space as the Space Police? Did you favor the Forestmen, or did you build the great Black Knights Castle to extend your rule over the land? Did you sail the seas as the scoundrel pirate, Captain Redbeard? It’s easy to see how the Lego name has stayed around as one of the best toy brands around. Of course, these days Ninjago and Nexo Knights are leading the charge and kids nowadays are just as excited about the new age of Lego toys as adults were about the bricks of old! Being the costume experts that we are, we decided to delve into the costuming side of Lego! We vigorously assembled set after set. We watched hours of Ninjago: Masters of Spinjitsu and we even tried building our own double-decker couch in preparation for our research into Lego costume ideas. We came up with some great ideas to help your child get into the groove of their favorite Lego mini-figures. Let’s begin by entering the mysterious land of Ninjago, where the classic building block toy meets the world of ninjas! Let’s explore all the great options there are for a very Lego Halloween in this handy guide to Lego costumes for kids.

Lego Ninjago Costumes

Oh yeah, ninjas and Legos? Sign us up for that! In fact, sign everyone up for that. It’s one of the things that Lego fans have wanted for years and Ninjago combines those two things into one awesome package. Each ninja has their own special powers and talents, so make sure to choose wisely when dressing your kid up as one of the heroic ninja masters. From the epic Green Ninja, Lloyd, to feisty master of water, Nya, so we’ll make sure to go through some of the best options below in our list of Lego Ninjago costumes.

Boys Lloyd Ninjago Costume

Boys Lloyd Ninjago Costume

Tasked with restoring balance to the world, the Green Ninja is of legendary status! All the original ninjas were trying to prove themselves worthy of the mantle, but it turned out that Lloyd, the evil kid turned good, was the one for the job. It might take some pretty serious training to get your child fully versed with the Art of Spinjitsu, so you’d better be ready to take on the role of a wise sensei. Of course, you also better get him dressed up in this boy’s Lego costume, which will have your child playing the role of the Green Ninja in no time.

Boys Ninjago Jay Costume

Boys Ninjago Jay Costume

If your child likes flashy moves, then Jay Walker is your guy! He’s the Elemental Master of Lightning, so when he heads into the fray, you can expect a lot of fireworks. His favorite weapon is tried and true nunchucks, so make sure you equip your child with a set of our toy nunchucks when you gear him up in this Jay blue Ninjago costume. You also might want to make sure you teach him a few sweet moves, since he may have to fight off the likes of Samukai, or even Master Chen.

Girls Ninjago Nya Costume

Girls Ninjago Nya Costume

Nya’s a girl who just can’t stand by while the bad guys wreak havoc. Even before she discovered her true potential as an Elemental Master of Water, she was masquerading as Samurai X to help the Ninjago crew out whenever her friends were in danger. Now, she’s mastered the ninja arts and she’s even got a brand new set of katanas to ward off any evil doers. If your girl is ready to be just like Nya, then it’s time to gear her up in this Lego Ninjago costume, along with a set of our toy katanas. She’ll be ready to cut through villainy in no time!

Boys Kai Ninjago Costume

Boys Kai Ninjago Costume

The resident hothead of the group, Kai not only acts impulsively, but he also actually wields the power of fire! That’s right, Kai is the Elemental Master of Fire and he has no problems using it to properly toast the baddies. If that sounds a little like your kid, then he might want to head out wearing this Kai Ninjago costume for kids. It’s based on his appearance from the TV series and will have him feeling fiery enough to take on a whole platoon of Skulkin warriors!

Lego Ninjago Accessories

Perhaps you’ve already narrowed down your Lego Halloween costumes and you just need some great accessories to really put that final polish on your child’s look. Perhaps you just want some really sweet ninja weapons to pair with your kid’s newfound look. Or maybe, just maybe, you’re looking for some Ninjago weapons of your own? Whatever your reason is for looking for the perfect Ninjago accessory, you’ll be able to find something to match your needs right here! Check out some of our favorite ones below.

Kai Lego Mask

Kai Lego Mask

Does your child have a fiery sense of style? Do you want to keep his costume economical, but he has already had his heart set on wearing the red Ninjago costume? Well, then this Kai Ninjago mask, paired up with some of your kids red pajamas actually makes for a pretty quick and easy Lego costume. The mask has a blocky look and a bright red color scheme that perfectly reflects Kai’s go get ‘em attitude.

Nya Lego Mask

Nya Lego Mask

If you’ve got a young girl who’s looking to break into the ninja game, then she might be tempted to masquerade as the mysterious Samurai X. She might be tempted to jump into the battle with a mechanized armor suit. Our advice? Just have her wear this Nya Lego mask. It’s based on the character from the TV series, so she’ll look ready to fight Serpentine forces in no time.

Lloyd Lego Mask

Lloyd Lego Mask

Is your child ready to take on the mantle of the legendary Green Ninja? Well, then he’d better start training now! Wearing the Ninjago Green Ninja costume means protecting all of Ninjago City from the likes of evil doers, so that means it takes guts, determination… and a really sweet mask. It just so happens that we carry this Lloyd Lego mask, so all your child has to provide is the guts and determination!

Jay Lego Mask

Jay Lego Mask

Ingenuity is the name of the game when it comes to Jay! He likes to invent crazy contraptions all the time, so if your kid it quite the tinkerer, then he may just want to dress up as Jay. This Jay mask makes for a great way to start a Lego Ninja costume for your child. Just make sure to pair it up with any set of comfy blue clothing (we suggest pajamas or a sweatshirt) and you’ve got a great, affordable ninja look going.

Ninjago Lego Hands

Ninjago Lego Hands

If you’re really trying to get the complete Lego minifigure look, then you’re going to need some gloves. Let us lend you a hand in that regard! These Ninjago Lego hands are gloves that transform your hands into the cup-shaped hands of the iconic figures. They’re perfect for holding some sweet accessories like swords and ninja nunchucks, but they also have an open inside, allowing the wearer full flexibility when trick or treating, or playing party games.

Ninja Sword Set

Ninja Sword Set

Every good ninja needs a ninja weapon! There are so many to choose from, so where do you even start? Well, the classic weapon wielded by most ninja in the world of Ninjago is the katana, which is the Shogun (or king, if you will) of all toy weapons. Although we have plenty of them to choose from, we suggest this ninja sword set, which comes with dual katana blades, sheaths, and straps so you can easily strap them onto your child’s back. Talk about ninja value!

Nexo Knights Costumes

Castle has a long history in Lego. Why, just nearly 30 years ago, the first iterations of Castle Legos began. From Classic Castle, to the Black Knights and Forestmen, all the way to Fright Knights, we’ve every kind of faction. Nexo Knights carries on this tradition by adding technology into the mix. Clay and his friends use hi-tech armor to redefine the whole idea of Castle and we love it! If your kid is ready to become one of the Nexo Knights, then it’s about time for him to get the right outfit. With our selection of Nexo Knights costumes for kids, they can quickly transform into any of their favorite characters. Check out some of the best ones below.

Deluxe Nexo Knights Clay Costume

Deluxe Nexo Knights Clay Costume

First up is the main hero of the bunch, Clay Moorington. His dream of being a Nexo Knight has finally been realized after many years of training! And who doesn’t dream of becoming a knight when they’re young? If your little one wants to realize the same dream as Clay, then we recommend dressing him up in this Nexo Knights Clay costume. Since it comes with a boxy tunic and a sculpted mask, it’s the quickest way for your child to become a Lego minifigure with some serious sword skills.

Prestige Nexo Knights Clay Costume

Prestige Nexo Knights Clay Costume

When the deluxe model just isn’t enough, you have to go prestige! The upgraded version of Clay’s outfit features a few subtle details that make it far and above any other Nexo Knight costume. The pants included with this prestige Clay costume also make your child’s legs look like those of a blocky minifigure, so if your child is trying to get the most realistic look possible.

Nexo Knights Aaron Costume

Nexo Knights Aaron Costume

Aaron is the ultimate thrill seeker. He’s ready to jump straight into danger and think about the consequences later! Don’t worry though. Aaron has some excellent bow skills to back up his danger-seeking ways and he’s ready to shoot his way out of a whole army of lava monsters. If your child likes to live wild and dangerously, then maybe this Nexo Knights costume is right for him.

Nexo Knights Lance Costume

Nexo Knights Lance Costume

Lance loves the spotlight! Born from nobility, his dad was a famous Nexo Knight before him and now he’s carrying on the tradition of the family… even if he’s more interested in pursuing his budding acting career than he is in fighting against lava monsters. If your kid is quite that actor, then he may just be ready to wear this Nexo Knights Lance costume.

Nexo Knights Accessories

There are plenty of options to help you get your child geared up as a true knight! Toy swords and Nexo Knight shields will be the perfect addition to rest of your Next Knight Halloween costume. We’ve got several accessories that include Lego head costume masks of many of the main characters, along with some gloves that you can use to make your child’s hand’s look like real Lego hands. Check out some of our options below.

Clay Lego Mask

Clay Lego Mask

Fighting the evil Jestro like Clay starts with a strong will, dedication to justice and a really, really cool mask. If your child has been itching to jump into the fray, then maybe you can help instill those first two qualities in him. That last part is our arena of expertise! We carry this licensed Clay mask to help your child make his own Lego costume based on the cartoon character.

Lance Lego Mask

Lance Lego Mask

If you child wants his chance to shine, then there’s no better opportunity than dressing him up like Lance, from Nexo Knights. He certainly never misses an opportunity to show off his knack for the spectacular! With this Lance mask, your kid can become the famous character from the show without breaking the bank.

Aaron Lego Mask

Aaron Lego Mask

Adventure is easy for Aaron. He just grabs his armor, his bow and jumps into the fray with gusto! Of course, your child might be lacking the full armor of a Nexo Knight, but he can still explore his adventurous nature with a little help from this Aaron Lego mask. It has the blocky look from the character on the show, so he’ll have his own Lego man costume look in no time.

Nexo Knight Lego Hands

Nexo Knight Lego Hands

Lego heads might be the most iconic thing about the minifigures, but our pic for number 2 most iconic feature of the toy is those hands! The cup shaped hands revolutionized tiny figures; since they let you arm your little toys with tiny swords, guns and laser weapons. These Nexo Knight Lego hands are a pair of costume gloves that gives your child that iconic look in a manner of seconds!