master vash does not come back, at least in kotor II, and as for why kreia said betrayer im not sure, i think it has something to do with his early teachings as a child and how he walked away from the jedi order, or betraying you (the main character) by spying on you and sending info. to the republic
avy made by Master Volthawk,join teams chaosIII,speed king,
fugitive,ultimate revenge
when all screams are silenced, all that can be heard are the echoes of the damned