User blog comment:Merlin artist/The costumes/@comment-5209013-20121202095312/@comment-5209013-20121204074820

I just read in an interview that they are allowed to keep some of the stuff :) Bradley will keep Excalibur and Katie will keep one of the costumes.

http://gamerhub.tv/articles/merlin-actors-talk-the-end-of-the-series-knightly-chivalry-and-more/?page=2