I'm afraid that you cannot be a brute in halo 3.
There is no Brute armor in Halo 3, only Elite and Spartan models.
no
A Brute
you cant you can only be a brute in halo 1 on PC the xbox halo 1 doesnt work
If you mean Brute, then no....
you dont
You can't.
The only playable alien race in the Halo franchise are the Elites. You can not play as the Brutes in Reach or any of the other games, with the exception of Halo Wars allowing you to create Brute units.
You cant. Its not a game option.
No, not without mods.
kill a brute cheiftan