BeefJack writes: "From next Wednesday July 8th, your Xbox 360 avatar will be able to fight for you.

That’s assuming you have the XBLA game Band of Bugs, and get the new mode that will be released for it called Spider Hunter, and you will also be able to use said Avatar in the single player mode, replacing main character Maal. The download will be free, which is always a bonus, and will let you cast fireballs and spells with your avatar."
. Read the rest at gamesradar.com.