Quote Originally Posted by Ellis View Post
In other news, relating to the whole you can have Kat's arm for your Spartan, the guy I'm talking to who did the Infection 16 Player video has told me that the Robotic Arm is part of a chest piece. He said its part of more than one chest piece, so I'll keep an eye out for that the next time I see another full armory tour with everything unlocked.
Yeah, it's like a combo chest piece. I know there is one, maybe two that are like this. You need to buy the "base" chest piece first, then you can select the one with the robotic arm. It's weird though, since it doesn't work the same way as helmet accessories.