[ It might be Oria's thing but only in fiction in this verse. ]

That's true. There's only so much an actor can do when nothing else is up to par. When you film action scenes, the actors have to abandon some correct forms to make it visually appealing. It's so that the audience can follow along and not be like "what happened" in a flash.

[ His grin widens. ]

If anyone tries to fight like that as a Gauntlet Knight though... They're wide open.