Benedictus on the Alliance side. He's basically the head guy of the church in Stormwind and regarded as the leader of the holy Light basically. Takes too long to explain if you haven't ever played.
*spoiler*
In 4.3 he will be revealed to be in league with the Twilight Cult
*spoiler*
... and how would a MMO be any different from other games? There are bad guys and good guys like anything else.
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