In addition, there is one thing concerning shoulder size that need your attention: it is the straight distance from the left shoulder to the right shoulder, not a circle around the shoulder. In terms of the actual cosplay design itself, guardians of the galaxy game costumes all of the hallmarks are still there from the red clothes and the witch hat. Invest in a wig that matches your character’s hair but if your hair matches the color or length, you can use your own hair for your first cosplay by styling it or using a temporary hair dye if you want to match an odd color (and if your parents say it’s okay).