I saw the first four part and like it a lot. There are flaws, but overall very good show. And there are some nice details like the dispute about this new norman style use of a lance.
No undercut hair style and no biker leather trousers! I hate vikings and all this fantasy shows ...
Despite a decent German dubbed version, I saw the Spanish version with subtitles and this really adds a lot of flavour.
I have to look in my basement for the WAB El CiD supplement.