Hollywood stars are showing off their best costumes for Halloween this year.

On Instagram, Kim Kardashian just offered us a look at her enchanting Halloween costume.

Take a peek at Kim's amazing transformation for Halloween.

Kim K went the extra mile for her Halloween costume.

As she donned the blue outfit, she transformed into Mystique from the X-Men.

Her hair was also in a vibrant shade of red.

She upped the ante with her brilliant blue facial makeup.

With yellow lenses, she completed her look.

Kim with her girls!

Images Source: Instagram/kimkardashian