When Sven turns back toward Romelle while speaking with her, he can be seen turning close up just after a distant shot showed him turning in the same direction.
Sven's lips don't move as his face turns toward the camera when speaking with Romelle.
When Sven and Lotor are falling off the top of a high building structure, both are screaming as they fall. A short scene focuses on the two close up and you can hear both of them screaming yet Sven's mouth is closed.