It's true that the Norwegian's arm is starting to shake but force of will is keeping it from moving anywhere despite the pain.

"Like you long haired pretty boys." Vars dealt the insults right back, smirking with a half smile. "You have pussy in pants to match your girl arms?"

Vars loved to insult others but usually it was more to fuck with people than anything meaningful or serious. He's teasing more and more as they struggle, enjoying that the Brit isn't giving up.