“ Many weapons buried with the dead are buried for a very good reason as they have had a potent curse placed on them making them dangerous or near-useless to the living.”
“ A casual remark by one of the party about something met on a previous adventure leads to a summons to and grilling by the Mages' Guild (or equivalent), probably resulting in an expedition back to that area to recover the things for study by the Guild. The party's presence will be 'requested' for this expedition.”