How many movies have Djoko Rosic and Ludmil Staikov collaborated on?

They have worked on 6 movies together! Their first movie together was 681 - The Glory of the Khan (1981) while their highest rated movie together was Khan Asparukh - Part III - Land Forever (1981). They have not worked together since Deathstalker IV: Match of Titans (1991). They are most known for their history films together.