In AV, as the Horde, you can charge up the hill that is just south of the Dun Baldur South bunker if the Gryphon Riders have been rescued. They are within range of charge and intercept and they still haven't nerfed the charge uphill bug.
You use this tactic to take the South Baldur Bunker.
You use this tactic to take the South Baldur Bunker.