Alliance players will cry about anything they can, it’s in their nature. You should know this.
Get a mount they don’t have? Horde favoritism. Get ganked by a level 100 as a level 20? Horde favoritism. Don’t have your faction ruined by the work of an incompetent writing staff, who kill one of your legendary heroes and put the leadership of the forsaken under a lightforged? CLEARLY, HORDE FAVORITISM.