Adult Sized Katniss Everdeen Cosplay Costume From the Hunger Games Series. This Costume Includes Shirt with Attached Armor, Pants with Attached Knee and Shin Guards, Mocking Jay Pin. Be the coolest kid in any arena with this all-in-one cosplay costume! It's got everything you need to look and feel the part, from the sharp-looking shirt with armor, to the fully armed pants and Mockingjay pin. Get ready to make a grand entrance!