Beast Boy Turn green like Beast Boy, a founding member of the DC Comics superhero group Teen Titans appearing on Cartoon Network.
Beavis Get the “cool” look of the rock-loving teenage delinquent Beavis from the TV show Beavis and Butt-head.
Bernard Lowe Get dressed up like Bernard Lowe, the Head of Programming Division led by Dr. Robert Ford in the HBO series Westworld.
Beth Greene Face the walkers dressed as Beth Greene, the sister of Maggie Greene on the hit AMC television series The Walking Dead.
Bill Nye the Science Guy Put on your lab coat to cosplay Bill Nye, the humorous scientist who hosted the show Bill Nye the Science Guy on PBS.
Bjorn Ironside Get your armor on and cosplay the look of Bjorn Ironside, son of Ragnar and Lagertha from History's Vikings show.
Black Canary Get in costume as Black Canary, also known as Laurel Lance who turned to crime fighting in the CW series Arrow.
Black Ranger Morph into the Black Ranger who is played by the character Zack Taylor on the Mighty Morphin Power Rangers show.
Blossom Become the animated leader of the Powerpuff Girls as Blossom, the self-proclaimed group leader always seen in pink.
Blue Pearl The best guide to dress up like Blue Pearl, the quiet Homeworld Gem from the show Steven Universe.
Blue Ranger It's morphin time! Suit up as Billy in the Blue Power Ranger costume from the FOX TV show Mighty Morphin Power Rangers.
Bob the Builder Dress like Bob the Builder, the popular British children's animated TV show created by Keith Chapman.
Brock Dress up like Brock, one of the main characters from Nintendo's Pokémon franchise who joins Ash Ketchum and Misty.
Brutus Put on some muscles to get in costume as Brutus or Bluto, the enemy of Popeye the Sailor Man who bullies him around.
Bubbles Dress up to be as cute as Bubbles fighting for The Powerpuff Girls in the animated TV series on Cartoon Network.
Buck Dewey Dress up like the cool kid from Beach City on the Cartoon Network TV show Steven Universe, Buck Dewey.
Bulma Using our costume guide, we can have you rocking Bulma’s look from Dragon Ball Z in no time flat.
Butt-head Grab your AC/DC t-shirt and air guitar to mirror the look of Butt-head from the MTV animated series Beavis and Butt-head
Buttercup Toughen up dressed as Buttercup, the toughest fighter of The Powerpuff Girls that is seen wearing a lime green outfit.