Sorry for the frustration here. The issues in Arathi Basin and Warsong Gulch with this achievement were hotfixed during the night, so you should be able to get the achievement now in those battlegrounds by meeting the criteria.
Sorry for the frustration here. The issues in Arathi Basin and Warsong Gulch with this achievement were hotfixed during the night, so you should be able to get the achievement now in those battlegrounds by meeting the criteria.