Hmm. I'd probably prefer defender but in case you don't get enough players for attackers, I guess I could think something up.
The best form of defense is an attack, and the best form of attack is a WAAAGH!!!
(~The best means of Defence is Attack, an' the best means of Attack is a really really Big One, right, with lots of Boys an' dead big shooty things an' what have ya. -Derek Zog )