Battle Trample is an encounter power granted by the Battle Trample feat.[Dr393] Battle Trample Feat utility Encounter (Special) Target: Your mount that you are riding and that has a trample power. Effect: The target gains an aura 1 that lasts until the start of your next turn. When any enemy that is Medium or smaller ends its turn in the aura, that enemy takes 3 damage, and the target can push the enemy 1 square.