It's good but many consider the sword fight from the Polish movie The Deluge (1974) the most realistic and historically accurate sword fight.
Both actors trained extensively for months and got so into it one of them almost died filming this.
Instead of the oDEIssey by Nolan, you can watch Iphigenia (Euripides), by the Greek Michael Cacoyannis, and witness how a 1977 movie can mog modern Wokewood. Made by Greeks, in the Greek language, with Greek actors and passion for our culture and history