For you to make a really cool Katniss costume, you will need a light green top, a light solid Khaki pants, long black jacket with hood which has 2 small slit pockets and a zipper. You will also need a dark brown belt and earth colored rain boots. After having all these, dress in the light green top, brown pants, black jacket as well as the boots. You can tie up your hair and put on a wig. Read more on http://www.wikihow.com/Make-a-Katniss-Costume.