Some video sources that I’ve found on what European-style sword fights look like:
Feel like these would be good for everything from writing to animation (though the more explanatory ones cater to writing better, even though they’re meant for people studying the blade/idial curiosity).
I found the limit on video videos per post lol. Just go to these channels to learn more.
Long & One-handed Swords:
Great Swords (very cool):
^These guys do a lot of demonstrations.
Details/different techniques/explanations
This section is more detailed, and basically goes over individual moves one can do with different weapons.
I’ve found this guy to be especially helpful:
Historical European Martial Arts and adjacent content.
HEMA Practicioner since 2014
Triangle Sword Guild member
Long Swords (two-handed):
Great Swords (mostly montantes, VERY COOL):
(This is just generally—these guys aren’t exactly writers, but they have a point in not bogging writing down with details that are boring to read or really on jargon)
(Spinning works with great swords and multiple enemies)