"Your throne is of greater importance tha--" Thor was cut off as he was fired upon with Gungnir. As it was, he'd been rolling to his feet after that last shot, so this one came as a surprise, hitting him in the middle of the torso. The pain and shock only lasted a moment. Such an injury reminded him of the stab wound that Loki had once inflicted there, and Thor angrily hurled Mjolnir in Loki's direction. He attempted to stand up again only after the hammer was on its way.