Before heading Self_motion south to lay siege Besieging to Aberdeen Castle , the Bruces laid waste the Earldom of Buchan , including all the castles and strongholds , principally Rattray Castle and Dundarg Castle .

Between 1333–34 , he repaired Recovering Dundarg Castle which Bruce had destroyed Destroying during the harrying , only for it to be laid siege Besieging to and destroyed Destroying by Sir Andrew Murray of Bothwell in December 1336 .