The developer for Star Wars: Battlefront, DICE, has decided to explain why they made the decision to keep AT-AT walkers on-rails. Just like in decide to play on the Empire’s sides you will be trying to keep the base for the Rebel’s in one piece. p2816
If you are controlling an AT-AT, you are only allowed to move its head-mounted turrets. You can move these around to fire at Revel infantry and enemy players that are on the ground. Players are also able to call in an orbital strike.
The senior producer for game and talked about more details on the Battle of Jakku DLC.
