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50 Amazing 3D Printed Halloween Costumes, Masks, Cosplay Armour and Props: Ideas 2021

The popularity of 3D printing technologies makes dressing up for All Saints’ Eve a breeze. There are many incredible 3D printing Halloween ideas you can bring to life in 2021. You can make a jaw-dropping 3D printed costume, a scary mask of your favourite villain, 3D print amazing props for cosplay and create exclusive armour to amaze your family.

For many people in the USA and other countries, Halloween is a beloved holiday. It is fantastic to see glowing jack-o’-lanterns on the porch steps, spooking skeletons and monsters crawling out of the fake graves, scary-dressed adults and kids. And it is even more incredible to realize that many DIY Halloween costumes, masks and props in 2021 are 3D printed.

3D printing Halloween ideas 2019

Halloween 3D Prints

It is fun to celebrate a new season of unspeakable joys with the 50 most amazing Halloween 3D prints and costume ideas and cosplay masks, props and armour 3D printed by enthusiasts. There are so many amazing 3D printing projects to choose from that you can easily find your best 3D printed Halloween masks, suits, jewellery or accessories inspiration for yourself and feel the true spirit of the holiday in your heart.

Some 3D printable ideas look scary and horrifying. Others amaze and put a smile on a face. You can turn into a monster or create a Star Wars character costume using STL files. You can put on a realistic DIY Joker mask from the 2019 movie about this killer clown, or you can 3D print a fantastic Iron Man suit for your child.

Anyways, the 50 most impressive 3D printing Halloween costume ideas and decorations 2021 are put together in three separate lists below for the spookiest night of the year.

Best 3D printing Halloween masks, costumes, decor 2019

3D Printed Cosplay Costumes

Before you jump into another marathon of horror films this year, make sure you have a 3D printed cosplay costume of a monster, MechWarrior, Iron Man, Ghost Rider, Stormtrooper, Wonder Woman or another character. Or you can 3D print an accessory to complete your child’s pirate costume. The list of Halloween costume ideas for 3D printing is incredible in 2021, as you can notice below.

1. Iron Man Suit

This Iron Man suit 3D model is a famous 3D printing cosplay armour among the fans of this Marvel Comics character. Firstly, it really resembles the superhero from the 2008’s film. Secondly, it looks stunning and can be used by cosplayers and on various occasions, such as birthdays, Christmas parties and Halloween 2021.

While this Iron Man MK6 costume is one of the best 3D printing Halloween costume ideas in 2021, it is not comfortable to wear as noted by people who took the challenge to make it.

Iron Man costume 3D printing suit for Halloween
Image source: Thingiverse

Initially, it is meant for men who are 1.8 meters (5.9 feet) tall and weigh about 80 kg (176 lbs). If you also want to decorate your home with a giant Marvel character, learn how to 3D print a lifesize Iron Man statue.

3D printed Iron Man MK6 costume

2. Evil Demon Baby Belly

Here is one of the scariest costumes for adults that looks no less exciting year after year. Even in 2021, if you put on this crazy belly, you will creep everyone out.

This cool “belly” would look especially great on women. The evil demon baby belly Halloween costume prop gives a feeling of a weird pregnancy. Your friends and people around you might imagine that a demon baby is about to burst out of you.

Evil demon baby belly 3D printing Halloween ideas 2019
Image source: Thingiverse

To make
this Halloween 3D printed costume look better, you need to have a belly, put on
a tight T-shirt and insert the “baby parts” crafted on your 3D printer.

3. DIY Dr Finkelstein Costume

Do you remember The Nightmare Before Christmas by Tim Burton? There is Dr Finkelstein character in it which you can turn into an incredible and jaw-dropping 3D printed Halloween costume.

This particular idea is perfect for kids who wish to stand out in the crowd and are tired of ordinary costumes of witches, vampires, mummies, skeletons, zombies, etc.

Jim Clark’s son as Dr. Finkelstein

With the DIY Dr Finkelstein costume, all you need is a 3D printer, 3D scanner, your child, some paints and regular clothes (a white T-shirt and pants or jeans). The result will surely be stunning.

4. Stormtrooper Costume

For many fans of Star Wars, it is not enough to 3D print a helmet of a stormtrooper. Some people wish to 3D print movie replica costumes and turn into an Imperial soldier from head to toes. It can be a great Halloween or cosplay idea this year, especially if you are impatiently waiting for the release of a new season of The Mandalorian TV series.

This stormtrooper costume is a complicated project that takes many hours of 3D printing, painting and assembling. Jerry Berg (Barnacules Nerdgasm) managed to complete it and create a gorgeous 3D printed cosplay costume with the suit and helmet designed by Lloyd Roberts.

3D printed Stormtrooper costume for Halloween
Jerry Berg in a 3D printed Stormtrooper costume

While you cannot download STL files with the complete stormtrooper costume, you can get STLs with the helmet and TFA blaster models to 3D print on your own.

Jerry Berg (Barnacules Nerdgasm) about making a stormtrooper costume

5. Ghost Rider Costume

Putting on a skull mask and a leather jacket with a chain is not enough if you wish to become a real Ghost Rider. Mike Warren, for example, found a way how to create an unbelievable 3D printed Halloween costume with a cloud of smoke and glowing eyes.

With the help of a vape, Mike generated the smoke in his 3D printed mask. The eyes look as if on fire thanks to the LEDs that glow inside the skull mask.

Mike Warren as a Ghost Rider

3D printing enthusiasts with imagination can follow Mike’s steps to create something similar and look like a Ghost Rider on All Saints’ Eve or cosplay event.

6. Jason Voorhees Costume DIY

Using a 3D printer, you can easily craft a mask of Jason Voorhees and make one of the scariest movie replica costumes ever. There are several Jason’s busts and figurines offered on Gambody – Premium 3D Printing Marketplace. Some tech knowledge will let you cut the mask out and scale it to fit your head.

You can do the same with the head of Freddy Krueger, and recreate the scene from the 2003’s movie Freddy vs. Jason. Such 3D printed cosplay ideas can amaze all your friends!

Here is a fantastic and creepy-looking DIY Jason Voorhees costume made by Patrick Sevigny:

Jason Voorhees costume DIY for Halloween
Maker: Patrick Sevigny

Download STLs with Jason Voorhees and Freddy Krueger 3D printable models.

Read also: 15 Best 3D Printed Horror Ideas: Impressive Scary Movie Figure Collection

7. Jack Skellington Costume DIY

If your child wears a 3D printed costume of Dr Finkelstein this Halloween, you can craft another character from The Nightmare Before Christmas for yourself. Let it be the Jack Skellington costume.

Chris Bermant created this masterpiece. It took him over 100 hours to 3D print all 29 parts of the Jack Skellington cosplay costume. He spent much time glueing all the pieces together, spraying the mask white to give it its skeletal look, and adding the black colour to the nose, eyes and mouth.

Jack Skellington сostume DIY Halloween
Maker: Chris Bermant

The final 3D printed Jack Skellington mask weighs over 1.3 kg (3 lbs). You can also download the Jack Skellington mask STL files and complete your 3D printed cosplay outfit with a black-and-white striped suit, gloves and a white T-shirt.

8. Thor Jane Foster Costume

Not only men and kids love to look spooky on Halloween night. Women also deserve incredible cosplay costumes.

Moms and ladies who love Marvel Comics can turn into Jane Foster in 2021. Someone has already 3D printed a beautiful helmet, breastplate and armour of this character.

Thor Jane Foster Halloween costume 3D printed
Model: GracieTheCosplayLass (Instagram)

Take a look at some fantastic GracieTheCosplayLass’s photos. This 3D printed costume is excellent for Halloween. A real woman looks like a superhero lady.

9. Pirate Costume for Kids

An outfit of a pirate is among the never-boring ideas of 3D printing Halloween costume ideas for children. Your son or daughter, who likes cartoons and TV series about pirates, can quickly become one.

You can 3D print a hook which is perfect for a 4-5-year-old hand. If your child is older, scale the STL file and create a more significant project.

Pirate Costume for kids 3D printing Halloween ideas 2019
Image source: Cults

Complete
the look with an eye patch, hat, fun clothes, and your little pirate will amaze
everyone while trick-or-treating this fall.

10. Drop Dead Gorgeous Halloween Costume

Ladies look beautiful in any outfit. But model Jessica Dru Johnson left no chance for other women to look impressive on Halloween. The cosplay costume she wore was designed by Aiman Akhtar from Los Angeles. It was 3D printed and finished in the four-months-time period.

Drop Dead Gorgeous 3D printing Halloween costume
Designer: Aiman Akhtar

As you can judge by the final photos, this Drop-Dead Gorgeous Halloween costume is outstanding and brilliant. With the addition of fibre optic cables, the outfit looks alive and attracts a lot of attention.

11. Mandalorian Costume

Even before winning 7 Emmy Awards in 2021, The Mandalorian was a stunning TV series with many fantastic characters you could be for Halloween. There are many versions of the iconic Din Djarin helmet and armour STL files you can find online.

Like Gambody’s enthusiast Tom Anton, creative hobbyists work hard on bringing to life a fully 3D printed Mandalorian costume for cosplay events or Halloween parties.

Mandalorian costume 3D printed for cosplay
3D printed Mandalorian helmet and armour by Tom Anton

Tom’s pictures from Comic-Con in Prague look incredible! Do you agree that this movie replica costume looks very cool?

12. Batman Cosplay Costume

Your best 3D printed Halloween costume for cosplay could be the Batman himself. Of course, it would require more than a day to prepare one.

The collaboration between Gauntlet FX and Crimson Coscrafts resulted in 3D modelling and 3D printing a stunning Arkham Origins Batman suit. Using the Dark Knight colours, the team made one of the most impressive Batman costumes any true fan would die for.

3D printed Batman cosplay costume
3D printed Batman cosplay costume. Photos shared by Gauntlet FX

Anyone interested in the same 3D printable model could contact Gauntlet FX on Facebook and get all the details.

13. Wonder Woman Costume DIY

A woman whose husband has a 3D printer at home or can 3D print herself and loves the Wonder Woman character can transform into this heroine. An Amazonian warrior can make any Halloween party so much prettier!

3D printed Wonder Woman armour and tiara
3D printed Wonder Woman armour and tiara by Freddyanimator

You can download the 3D printing files of Wonder Woman costume accessories (cosplay armour and tiara) shared by Freddyanimator. Complete these DIY details with any red mini dress or red t-shirt and a blue skirt, and you will be ready to discover your inner power.

14. Dinosaur Costume

Anyone can turn an ordinary hoodie into a dinosaur costume. You will need a 3D printer, LED lights and STL files of dinosaur spikes and bases.

3D print dinosaur costume for Halloween
3D printed dinosaur spikes by doughsk8er and metalnat

Once you make your chosen amount of spikes, introduce LED lights inside and decorate your clothes with this perfect-for-Halloween accessory by sewing or pinning each spike in its place. Or it could be one of the glow in dark Halloween costumes if you use the correct filament.

15. Infinity Gauntlet Glove

Anyone can now control the six Infinity Stones. Just download the Infinity Gauntlet Glove STL files and 3D print this robust Uru glove made by the Dwarves and used by Thanos.

Only imagine your stunning Halloween or cosplay costume with a 3D printed glove of infinity. Hobbyist Minh Tran used colourful PLA filament to 3D print the glove and stones without painting the pieces. It took him a week to finish this project.

Infinity Gauntlet Glove Halloween 3D printed props
Infinity Gauntlet Glove 3D printed by Minh Tran

You can also recreate the iconic Gauntlet Glove prop. Also, if you know the basics of 3D modelling, you could adjust the size to fit your left hand and forearm!

16. Gemini Saga Costume

It is easy to become one of the most powerful Gold Saints of your generation by recreating the Gemini Saga cosplay costume for Halloween. If your 3D printer supports OBJ files, you can download the Gemini 3D printable model parts right away.

Gemini Saga costume 3D printed for cosplay or Halloween
Gemini Saga costume for 3D printing by Stefano

A 3D printed helmet will complete your outfit. To play keeper of the third temple, make sure to paint your Halloween costume into golden colours.

17. Witch-King of Angmar Costume

Transform into Sauron’s great captain for Halloween if you love the Lord of the Rings universe and believe it is one of the scariest costumes for adults. The fantastic Middle-earth atmosphere is perfect for cosplay events and home parties. So, meeting the Witch-King of Angmar among witches, skeletons, and ghosts is not surprising.

Witch-King of Angmar 3D printed cosplay costume
Images by prototypeboy

Reddit user prototypeboy downloaded STL files of Witch-King gauntlets, helmet and sword, adjusted the scale for himself, and 3D printed a lifelike cosplay armour using his FlashForge Finder 3D printer. The result is incredible, and you can repeat it too!

18. Iron Man Rescue Costume

Cosplayer/costume designer Shannon Rona 3D printed a fantastic Iron Man rescue suit from Avengers: Endgame on Creality Ender 3 Pro. All the parts were made in PLA filament.

3D printed Iron Man costume
3D printed Iron Man costume by Shannon Rona (@srona58 on Instagram)

The electronics introduced into this suit make it stunning. Now pretend that it is you wearing such an impressive cosplay outfit with lighted eyes. Won’t you amaze everyone?

19. Stargate Anubis Costume

If you enjoyed watching Stargate SG-1 TV series, you could be happy to transform into Anubis character. He was once one of the most powerful Goa’uld Grandmasters, and now you can recreate his iconic mask to complete your costume for Halloween or cosplay.

Stargate Anubis 3D printed costume
Image: cgtrader

Download Anubis helmet STL files, and once you 3D print and assemble this project, your outfit will be ready. Be the only one of this kind at any party!

20. Loki Costume

Become an alternate version of Loki by recreating his iconic headpiece from the 2021 TV series. Reddit user otto454z already knows how it is to be trapped in his crime thriller.

Loki costume 3D printed for cosplay or Halloween
Images by otto454z

You can also travel in time by watching Loki and 3D printing a Loki costume for Halloween. Download STL files of Loki crown and finish your cosplay outfit with a green vest, tie, white shirt and dark jacket.

3D Printed Halloween Masks

Some of the best Halloween costume ideas include scary masks of famous villains from comics, horror movies, popular computer games and scary stories.

These are some of the coolest 3D printed Halloween masks and incredibly creative DIY projects that can be 3D printed by you.

1. Pudge Dota 2 Mask

Fans of
Dota 2 computer game who are cheering for Pudge hero can turn into the Butcher
for All Saints’ Eve this year.

You can find Pudge 3D printing Halloween mask STL files on Gambody – Premium 3D Printing Marketplace. It looks horrifying, and it is easy to craft. Once you make it on your 3D printer, you should add the elastic bands into holes on the sides and secure this masterpiece on your head hiding behind the Pudge character.

Pudge mask Dota 2 3D printing Halloween ideas 2019

This 3D printed Dota 2 mask will be 18 cm (7 inches) wide, 13 cm (5 inches) deep and over 19 cm (7 inches) tall.

Download STLs of Pudge Dota 2 Mask for 3D printing for cosplay or Halloween.

2. Doom Skull Mask

Do you want to look crazy scary on October 31? You might want to 3D print the Doom skull mask, which is a perfect addition to your dangerous costume this year.

Doom is a famous game character from Dota 2. This evil-looking monster’s mask is available for 3D printing on Gambody marketplace. The model is cut into 11 parts for a smooth 3D printing experience and assembly. Thanks to the horned helmet in this mask, it requires no additional straps or elastic bands. You can put it on your head, and you are ready to send the chills down the spine of your friends at the Halloween party.

This fantastic 3D printed Halloween mask of Doom Dota 2 was made by Reuben Burciaga:

Doom Skull mask costume for Halloween 2019
Maker: Reuben Burciaga

Its
original size is 38 cm (15 inches) wide, 38 cm (15 inches) deep and 60 cm (23.5
inches) tall, including the horns.

Download Doom Dota 2 3D printing Halloween mask STLs on Gambody.

3. Death Mask Darksiders

It is simple to make a death mask for Halloween in 2021. If you love the game Darksiders, it is best for you to 3D print a mask of Death.

The model offered on Gambody – Premium 3D Printing marketplace can be crafted on different types of 3D printers. This project is available as a one-piece or four-piece model. The final 3D printed Halloween mask you can make yourself is 15 cm (6 inches) wide, 21 cm (8 inches) tall and 9 cm (3.6 inches) deep.

A life-like Death mask created by Yannik Tillmann looks like a top cosplay accessory:

Death mask Darksiders 3D printing Halloween ideas 2019
Maker: Yannik Tillmann

Download premium STL files with a Death mask from Darksiders 3D printing model.

4. MWO Mask of BattleMech Atlas

This year
you can turn into the king of the battlefield and play MWO in your real-life on
Halloween night.

There is a fantastic MWO mask model on Gambody which you can use as one of the most impressive 3D Printing Halloween ideas in 2021. It is a wearable piece for cosplay fans.

Make sure to start your project as soon as possible because 3D printing an Atlas mask can take you about three days. This mask is 21 cm (8 inches) wide, 24 cm (9 inches) tall and 9.5 cm (4 inches) deep.

MWO Mask of BattleMech Atlas for Halloween 2019

Download STLs with MWO mask of BattleMech Atlas 3D printing model.

5. Mask of Chaos Space Marine

Anyone who enjoys playing board games can look at a horrifying mask of Chaos Space Marine. Inspired by this character, the cosplay accessory is a fantastic one-piece 3D printing model.

It takes a couple of days to craft this mask and some time to paint it. However, the final result is impressive. You can choose your favourite colours and make it look realistic.

The size of the 3D printing mask offered on Gambody marketplace is 16 cm (6 inches) wide, 19 cm (7 inches) tall and 10 cm (4 inches) deep.

Mask of Chaos Space Marine 3D printing Halloween ideas 2019

Download STL files with Chaos Space Marine mask 3D printing model.

6. Joker Clown Mask 2019

Many people could not wait for the return of the Joker in the 2019 Joker movie. Even today, it could be a fantastic idea to 3D print this clown’s mask for Halloween.

There is even a 2019 3D printing model of Joker clown mask you can download and craft. It resembles the one used in the film, and it will surely make you stand out on All Saints’ Eve.

New Joker Movie Mask 2019 STL files 3D printed model
Maker: instagram.com; @bstar3dprint.makestl

You can paint your best 3D printing Halloween mask into the colours of your choice. Let the hair be green like in the movie, red, blue, black, etc. The finalized replica can reach the size of 22 cm (9 inches) in width, 26 cm (10 inches) in height and 13 cm (5 inches) in depth. It will complete your 3D printed costume.

Read also: Top Joker 3D Printing Model: Collection of 15 Villain Figurines to Make in 2019

7. Rick and Morty Halloween Mask

Have you heard that Rick and Morty are coming back with a new season? Yay, the popular TV series should air on Adult Swim.

And this means that you can 3D print a Rick and Morty Halloween mask in 2021 and look stylish, trendy and impressive. This cosplay mask resembles the main character of the TV series, Rick Sanchez. Its crazy-looking eyes and face grin shows a genius scientist who always causes mayhem across the universe.

Rick and Morty Halloween mask ideas for 2019
Image source: Thingiverse

If you choose to 3D print this mask, you will have to make pupils from paper and glue them on the eyeballs.

Read also: Best Rick and Morty 3D Printing Models with STL Files

8. Bulging Eyes Mask

No matter what characters are in fashion and which trends are followed by computer gamers and TV series fans, it is always fun to 3D print a bulging eyes mask for Halloween. This project will make sure you can make plenty of crazy photos, scary your friends and send chills down the spine of the passersby.

A 3D printing model of bulging eyes is easy to 3D print. You need to make two eyeballs and connect them with an elastic band (there are holes for it).

Bulging Eyes mask for Halloween 2019 3D printed
Image source: Thingiverse

Paint the
pupils, add veins and enjoy a horrifying look at cosplay or student party.

9. Skull Mask 3D Print

A simple
skull mask can be handy when Halloween is coming, and your child still does not
know who to be this year.

There is an easy-to-3D-print project with a skull mask that can be scaled by you for your face or your child’s face. The original file offers a skull mask 3D printing model of 6.5 cm (2.5 inches) at height. Thus, it requires some additional scaling work on your side, but the final result should be impressive.

Skull mask 3D print
Image source: Thingiverse

For
example, if you scale it proportionally to reach 17 cm (6.7 inches) in height,
your mask should fit an 11-year-old boy.

10. Stormtrooper Helmet

Everyone who loves The Mandalorian TV series saw many stormtroopers helmets in the trailers, both “dead” and “alive.” While the Empire is defeated, there are still Imperial soldiers who survived.

And you can be one of these survivors on Halloween 2021. There is a stormtrooper helmet mask 3D printing model which looks lifelike. It is approximately 33 cm (13 inches) in width and height. It can complete your movie replica costume or be a standalone prop.

Stormtrooper helmet mask 3D printing Halloween ideas 2019
Image source: Thingiverse

You can 3D print it, wear it and imagine you are a part of The Mandalorian TV Series. Disney+ made sure you have a popular character to become for Halloween or cosplay this year.

Read also: 50+ Cool Star Wars Models with STL Files to 3D Print

11. Iron Spider-Man Mask

Your 3D printed Halloween mask could make you feel like an Iron Spider-Man. This four-part project is a shell helmet. You can glue it partly together, use elastic 3D printing material for easier put-on, and paint it red, gold, or other colours.

3D Printed Halloween Mask
3D Printed Halloween mask of Iron Spider. Images: do3d.com

Get the STL files of the 3D printable Iron Spider mask and dive into the world of Marvel Comics.

12. Avengers: Age of Ultron Mask

Adding a fully wearable 3D printed Ultron mask to your home props for Halloween or cosplay is a neat idea. The 2015 Avengers: Age of Ultron movie about superheroes depicted the never-ending fight between good and evil.

Avengers Age of Ultron mask 3D printed for Halloween

Work on your Avengers: Age of Ultron mask STL files and make sure one of your friends transforms into Thor, Tony Stark or another member of the Avengers team to confront you.

13. Immortan Joe Mask

The leader of the fanatical War Boys is closer to you than you think, especially on Halloween. This 3D printed mask can amaze your friends and shock other drivers if you choose to wear it while steering the wheel.

Immortan Joe 3D printed Halloween mask
3D printed Immortan Joe mask by Mac Allan and Guy Penney

The Immortan Joe mask STL files are part of the free Gambody’s fun masks. Enjoy the stunning 3D prints shared by enthusiasts who wanted to become the main antagonist of Mad Max: Fury Road.

14. Bane Mask

Bane is also a part of the Gambody Fun Masks project. You can download its STL files along with the masks of Immortan Joe, Darth Vader and other characters.

3D printable Bane mask for Halloween
Bane mask made by Dhie Noh and Aaron Connor

It can be a significant part of your 3D printed Halloween costume. Only imagine how you 3D print, paint and wear it at the party! All guests will be impressed with your aggressive look.

15. Kylo Ren Mask

If a cosplay festival is just around the corner and Halloween is coming soon, you need an antagonist costume in your collection. Fans of the Star Wars franchise can transform into the master of the Knights of Ren, one of the greatest villains of the first decade of the 21st century.

Kylo Ren mask
Images: myminifactory.com

The Kylo Ren mask STL files for 3D printing resemble the villain from the movie. Once you 3D print and paint this helmet, you will need to recreate his red lightsaber prop and find a long hooded coat to complete your cosplay costume.

16. Jason Voorhees Mask

If your 3D printed Halloween mask is the replica of Jason Voorhees’s trademark hockey goalie mask as seen in Friday the 13th Part III, don’t visit your neighbours. You could scare those kids and teenagers who recently watched Friday the 13th and remember the fictional maniac.

Jason Voorhees mask 3D print
Images: myminifactory.com

Challenge your trick-or-treaters by downloading Jason Voorhees mask STL files and bringing this Halloween project to life. It can be a part of the scariest costumes for adults in your neighbourhood.

17. Blue Spirit Mask

After watching Avatar: The Last Airbender, you might like to hide your identity behind the Blue Spirit mask. This 3D printed Halloween mask looks mysterious and will attract much attention to your movie replica costume.

Blue Spirit mask for 3D printing
Images: thingiverse.com

Pretend to be a Fire Nation prince Zuko as soon as you download the Blue Spirit mask STL files and turn them into a physical object.

18. Mr Potato Head Mask

Put your 3D printed Mr Potato Head mask together any way you like. You can use this simple 3D printing object with interchangeable parts (which you have to design and print yourself or find as ready-to-buy accessories). Thus, you can place your character’s eyes, nose, ears, and mouth into different holes.

Mr Potato Head Mask 3D printed for Halloween
Images: thingiverse.com

Be creative, and make sure to attach an elastic band to keep this cute 3D print over your face. Your kids and little witches and monsters from your neighbourhood will surely love your new Halloween spirit!

19. Death Trooper Mask

Turn your Halloween party into a Star Wars cosplay event. Your friends could 3D print and wear the Darth Vader and Kylo Ren masks. And you could get Death Trooper mask STL files and present yourself as an elite variant of the Galactic Empire’s stormtroopers.

Death Trooper mask 3D printed Star Wars Halloween
Images: thingiverse.com

You will need dark clothes to complete your 3D printed costume because each Death Trooper wears special armour with a dark, ominous gleam.

20. Daft Punk Helmet

When two good friends have a 3D printer at home, they can turn into the famous French electronic music duo, Daft Punk. Turn your Halloween party into the French house movement by wearing the helmets just like your talented idols.

There are two Daft Punk helmet 3D models you can 3D print. Get their STL files here and there, and introduce LED lights for a disco effect.

3D print Daft Punk helmet for Halloween
Images: thingiverse.com

3D Printing Cosplay Armour, Props, Accessories

Any affordable FDM 3D printer can help you craft excellent Halloween props, costume armour, collectable figurines, home accessories and décor. A vast selection of STL files lets you make unique pumpkins, skeletons, graves, jewellery, statues, toy weapons, cosplay props and other staff reflecting the spirit of Halloween 2021.

Since 3D printing takes some time and patience, it is better to start working on your scary projects as soon as possible. Here are some fun accessories and 3D printing Halloween décor ideas to inspire you.

1. Beetlejuice Gravestone Decor

Who loves the mysterious ghost Beetlejuice can 3D print an impressive Halloween décor. Gambody has Beetlejuice grave STL files that turn into a fantastic statue.

The final figurine looks both comical and spooky. Its size is 18 cm x 14.5 cm x 9 cm (7 inches x 6 inches x 3.5 inches). It can be an ideal decoration for your house this fall.

Here is a brilliant example of a Beetlejuice gravestone made by Steve Dutton:

Beetlejuice 3D print from comedy-horror movie
Maker: Steve Dutton

Download premium STLs with Beetlejuice grave 3D printing model.

2. N’AIX Lifestealer from Dota 2

Modern computer games gave birth to many monsters. Each one can look great on Halloween night. For example, if you 3D print a figurine of Lifestealer N’AIX, you can easily create a spooky atmosphere in your porch or backyard.

The
creature’s STL files can be found on Gambody 3D printing marketplace. This
terrifying Halloween décor can be made in several parts and assembled or 3D
printed as one-piece art.

Look at this N’AIX shared by Ali Asfand. Does not it look scary?

N’AIX Lifestealer from Dota 2 3D printed Halloween decor
Maker: Ali Asfand

Download STLs with N’AIX Lifestealer 3D printing model.

3. Devil Horns Halloween DIY

You can choose to 3D print devil horns. This cosplay prop will look great on your wall, or you can wear them as a part of your 3D printed Halloween costume.

Devil horns Halloween DIY 3D printing ideas
Image source: Thingiverse

If you can
add LEDs inside, your idea will attract even more attention. When kids come to
trick-or-treat, make sure to use your décor to scare them away. You will have
much fun, and they will feel the real spirit of the night.

4. Wolverine Claws DIY Prop

These fantastic Wolverine claws designed by Samuel N. Bernier can also become an impressive Halloween prop for your wall or cosplay armour for your hands.

The 3D printing wolverine claws require no supports. It is a relatively simple Halloween project that looks stunning and spooky.

Put them on and go trick-or-treating yourself. Of make them a part of your cosplay costume in 2021.

3D printed Wolverine claws in action

5. Best Halloween Pumpkin 3D Print

There is no need to carve pumpkins and get tired of much mess to clean afterwards. If you have a 3D printer at home, use it to create a cute or scary Halloween pumpkin 3D print or make as many 3D printed jack-o’-lanterns as you need for the holiday season.

There are various pumpkin STL files you can find online, including the iconic Cheshire cat pumpkin from Alice in Wonderland and classic jack-o’-lantern. Many of these 3D printable models are free to download. Some are paid projects.

Halloween pumpkin 3D printing ideas
Image source: Thingiverse

You can choose the “face” of your jack-o’-lantern, create a pumpkin candy basket for trick-or-treating, make spooky home décor, etc.

6. Halloween Cookie Cutters

Baking is
always fun. You can make delicious cookies in various forms, depending on the
holiday. Thus, this All Saint’s Eve is your perfect time to use Halloween
cookie cutters which can be 3D printed without any problems.

Each cookie cutter is a fast-to-3d-print and straightforward project. Usually, it is available as a single STL file. You can find multiple shapes, including pumpkins, ghosts, bats, cats, skulls and so on. All these kitchen accessories are a must-have in a house with little kids.

Halloween cookie cutters 3D printing ideas 2019
Image sources: Gambody, Thingiverse, Cults

Download STL files with Batman Halloween cookie cutter 3D printing model.

7. Halloween Skeleton Decorations

Besides
crafting a figurine of N’AIX Lifestealer and Beetlejuice gravestone on your 3D
printer, make more skeleton decorations for your home and yard.

Here are some examples of spooky Halloween skeleton decorations that look creepy and fun to 3D print.

Halloween Skeleton decorations 3D printing ideas 2019
Image sources: Cults, Thingiverse

Of course,
you can visit a nearby shop and find skeletons there, but 3D printed models
always look unique and will last longer since they are made and painted with
much love.

8. 3D Printing Halloween Jewellery Ideas

Girls and ladies, with or without a 3D printed costume, can dive into the spirits of Halloween by wearing themed earrings, bracelets and pendants.

3D printing Halloween jewellery ideas
Image sources: ALL3DP, Cults, Thingiverse

There are so many impressive ideas you can craft at home that it is fun to choose your new 2021 3D printable model. Which jewellery would you prefer crafting this year, a pumpkin 3D print or devil horns?

9. Home Décor for Halloween

Once you 3D
print impressive yet horrifying figurines and decorate your walls with stunning
monstrous horns and claws, it is time to think about other cute little things
for your Halloween home décor.

Thanks to modern designers, you can craft a cute Halloween spider coaster, skeleton cup, fun candy holders and even a unique lamp for the All Saints’ Night.

Home décor for Halloween 3D printing ideas
Image sources: Gambody, CGTrader

Download STL files with Gray Widower spider 3D printing model.

There are so many excellent 3D printing models on the web that it is often hard to choose which ones to start making this year. You can even bring your favourite movie characters and models right into your backyard. Such Halloween 3D prints will amaze all your neighbours and trick-or-treaters. Only look at the incredible 3D printed diorama featuring Star Wars. Gambody enthusiast Jeremy Harrison made it.

3D printed Halloween decorations
Maker: Jeremy Harrison

10. Halloween Weapons Props

Swords, guns, fantasy gunblade are among the most popular Halloween weapons props you can 3D print yourself. You can choose a weapon from your favourite movie, book or comics character and make it real.

Such a prop can be used with any 3D printed cosplay costume. It can become your home décor. You can add LEDs, customize the 3D printing model, play with scaling it, and create something unique and remarkable for various occasions.

Halloween weapons props 3D printed models
Image source: Cults

These are the top 50 3D printing Halloween costume and prop ideas 2021 that can inspire you for spooky deeds and scary projects. Prepare your filament, choose the most amazing STL files, warm up your 3D printer and create something extraordinary for the most terrifying night of the year. Make sure you have joined Gambody Facebook Group to post your new 3D printed Halloween masks, props, cosplay costumes, home decorations, accessories, figurines and fantastic projects. Motivate others and get encouraged by other enthusiasts.

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