After the first battle, Arabella and Hazen are sitting by the river. Arabella has two very visible eyebrow piercing marks above her right eye.
When Terovin's second in command is telling him that they took the village, there are Chinese character tattoos on Terovin's back.
In the beginning when the young girl are running from hazel, the girl in the blue backpack starts running on the right, when the angle changes she's on the left. It does this a few times.