Check it out at http://marketplace.xbox.com/en-US/avatar/catalog.aspx?d=24&g=-1&bt=0&br=14010&sb=1&p=1.

They've added a whole bunch of Penny Arcade gear, mostly shirts, for guys and girls. The hadouken one is especially neato-mosquito.

All items are 80msp except the combat helmet which is 160.