Welcome to Halo Answers. What would you like to know?

Why the answer is simple,all u have to do is earn all 49 achievements on Halo 3,But then the glitch were it closes automatically comes in.Thats when you must get more achievements.If u updated ur xbox 360 to the 365,more achievements will be there.When you get all 79 of them or all of them,there u go u hVE YOURSELF KATANA!

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