Darth Vader probably has the most famous and most recognizable lightsaber out there, a simple single-light red number with lights, sounds, and voice.

Before he was Darth Vader, he was Obi-Wan's padawan, Anakin Skywalker. The eventual Dark Lord served under Obi-Wan and his blue lightsaber.

Do you know why Mace Windu has a purple blade on his lightsaber? Because that's the color actor Samuel L. Jackson requested!

This green bladed lightsaber is inspired by the one used by Anakin Skywalker's padawan, Ahshoka Tano.

Obi-Wan's master used a lightsaber with a green blade like this quality costume piece.

This costume lightsaber is inspired by the blade wielded by Anakin Skywalker before he turned to the Dark Side. Fighting alongside clones, Master Skywalker used a blue lightsaber like this one.

This is another iconic costume lightsaber, complete with double blades. The two-sided red saber used by Darth Maul is very recognizable and a must-have for anyone dressing up as Darth Maul. This one includes LED lights and sounds.

This fun costume lightsaber is inspired by a new character to the space saga. This lightsaber has one long red blade and two smaller blades coming out of the handle, just like the one used by Kylo Ren.

This pretty dress made of satin with golden ribbon trim is inspired by Rapunzel herself. The pretty dress with puffy sleeves includes accessories too, like a crown, gloves, long braid hairpiece, and costume jewelry.

Your little girl can dress up like Sofia the First, Disney Junior heroine, with this pretty purple gown styled after Sofia's look. The dress has beautiful details like ruffled lace sleeves and pretty ribbon trim.

This pretty dress is inspired by Elsa, the Ice Queen from Frozen. The pretty dress has a detatchable matching cape. Details like the applique bodice and brooch make this gown a spectacular look for any dress-up collection.

This pretty dress-up gown is inspired by the dress made famous by Snow White. The bright yellow skirt is made of satin covered with tulle. The rich blue bodice has an attached red bow and stand-up white collar. The back zips up and a matching blue sash can be tied for a perfect fit around the waist.

This is a classic formal look for your pooch. The shirt is styled like a black tux jacket with tails (ha!) over a white shirt and black tie.

This dog shirt is a modern formal style that looks like a white jacket over a black shirt with a trendy red bow tie.

This darling pet dress shirt in pink is perfect for female besties at a wedding or other formal event. The princess style dress has a fluffy layered skirt.

Keep your ring-bearer comfortable for his or her big moment with this simple black cotton doggie t-shirt. The black top has white trim, reads "Ring Bearer", and has a pretty satin ribbon for attaching the ring or rings.

If your pooch would prefer to wear a bandana to a full shirt, this formal-style dog scarf is perfect! The bandana is styled like a black jacket with a white shirt underneath and a satin bowtie.

This stylish tuxedo-style outfit for dogs includes fun accessories like a top hat and a matching leash. The darling suit shirt has a kerchief in the "breast pocket".

This is a fun golden colored formal dress for dogs. The bodice has sparkly sequins and the waist features oversized floral details and the skirt is poofy.

This is an adorable set for your pooch if he or she won't be comfortable in a full t-shirt or dress. It's a doggie-sized collar with a black bow tie, and a set of two totally cute white cuffs with "cufflinks". It's great for weddings but also works if you want to turn pooch into a Chippendale dancer. ;)

This deluxe costume for kids comes with a muscle-chest printed jumpsuit with attached wrist gauntlets and boot tops. The outfit also comes with a mask.

This awesome kid-sized accessory has claws that extend and retract!

This awesome Black Panther costume actually lights up! The jumpsuit has light trim at the chest. The jumpsuit comes with a matching mask.

A set like this affordable and easy costume was our best seller last year. The kit comes with a Batman mask and cape. Add your own black outfit and you've got one easy kid-sized Halloween costume! This is a fun staple for any dress-up closet as well!

This fun felt pirate hat is ready for embellishments to make your costume complete. It's great for pirate costumes or Revolutionary War era outfits and school projects. Add pirate sparkle or patriotic colors to complete this hat!

Guardians of the Galaxy costumes were hot last year, including this best-selling Gamora adult costume. This outfit comes with shirt with mesh sleeves and all-over print pants.

This long wavy hair wig was popular last year! The wig has an ombre color scheme, ranging from red at the tip to deep dark red close to the scalp.

Descendants costumes were very popular in 2017, including this awesome Mal child-sized wig from Descendants 2.

Pet costumes are always popular. This Top-selling dog costume from 2017 was for Christmas, not Halloween! It's a Santa Claus costume for your four-legged friend.

This awesome bushy fake mustache was the top selling costume mustache on this site last year. Brown was the most popular, but this mustache comes in five colors.

A butterfly LED magic wand like this one was a big seller last year. This model has blinking lights, moving wings, and on board music.

Another Descendants best-seller for our list! This Evie costume includes a tunic with attached vest and leggings.

Possibly the most important piece of any Harry Potter costume is the Hogwarts-issued Gryffindor House school robe. This officially licensed robe is child-sized to reach ankle length.

If you're going to be Harry Potter, you'll need his round rimmed glasses. This officially licensed costume pair should do the trick!

This easy child-size neck tie is in the same pattern as Harry Potter's Gryffindor house. The maroon tie has golden yellow stripes.

This magic wand costume accessory isn't just for looks! This wand has light effects and three different movie magic sounds.

Play lazy Deadpool with this fun one-piece pajama set for adults. The red, black, and grey PJs include a hood for maxium comfort.

This adult-sized pajama one-piece comes complete with a masked hood and attached cape.

You don't have to wear skin-tight leggings and a bustier to go all Wonder Woman -- just pick up this awesome and comfortable superhero onesie!

Dress up as the hero Superman with this comfy one-piece costume pajamas. This one comes with a cape attached with velcro.

Dress up as the DC Comics character Harley Quinn with this fun adult-sized romper. The red and black one-piece includes a hood with attached mask.

This fun red romper is an adult-sized pajama set in the style of superhero The Flash. Get this and you can zoom off to sleep in a "flash"!