Popular blue character costume ideas for Cosplay and Halloween
Ice King (Adventure Time) Costume
Ice King costume is long white beard, a gold royal crown, and a long blue robe.
Ice Queen in Adventure Time Costume
Ice Queen costume is a blue long sleeved princess gown with a pair of blue shoes, a gold necklace, and a tiara.
Mortal Kombat's Frost Costume
Frost’s attire is the female counterpart of Sub Zero’s with the same shade of blue and the ninja-like uniform. Their biggest difference is that Frost’s hair is visible and she sports an ice white, spiky hairdo.
Betty Rubble Costume
Betty Rubble hardly ever wears anything else than her blue tube dress and her blue hair bow. If it's the cartoon version you're aiming for, a tube dress will do. For the movie version you may be looking at a double-layer dress. Do not miss the bow though.
Sub Zero (Mortal Kombat) Costume
Kuai Liang as Sub Zero wears an outfit as cold and icy as his powers. He wears a typical martial arts uniform tinged with blue, arm and leg guards, an icy blue mask, and wields an Ice Sword.
Kitana (Mortal Kombat) Costume
Kitana costume is a beautiful halter top with a black crisscross design in the front, a very short thong with a long loincloth in the front, knee-high boots, and her Steel Fans.
Adventure Time's Finn the Human Costume
Finn the Human costume is a blue T-shirt with denim shorts and rolled-down white socks with a pair of black shoes, and most importantly, he has a two-ears white hat on.
Jack Frost (Rise of the Guardians) Costume
Jack Frost costume itself consists of a hoodie, pants, a shepherd’s staff, and a wig for added effect