Warhammer 40K: Kill Team for X-Box Live Arcade?!?!

This is right out of the blue for me.  I'm generally aware of games months if not years ahead of time, but I had no idea this was being made.  Looks interesting if a bit of a departure from WH40K play style.  Also, you unlock the Power Sword in the upcoming Warhammer 40k: Space Marine game when you play this game.

Here's a write up for it on Kotaku.com
Warhammer 40K: Kill Team on Kotaku