This tier, maybe, but the statement was that Horde racials are superior overall, wasn't it? Next tier it may be different, and the tier after. In a raid that has no beast type bosses, how is Beast Slaying a superior ability? Flat expertise/hit bonuses allow for other, better stats, and the Alliance has an advantage in races over the Horde. Now if you can put your situational argument aside, you just might start getting that.