Add two new sub modes.
In one sub-mode the left and right keys should make the avatar turn left or right and the back key makes the avatar walk backward with back facing the camera.
In the other sub-mode the left and right keys should make the avatar face and move left or right and the back keys makes the avatar turn around and move towards the camera.
Add two new sub modes. In one sub-mode the left and right keys should make the avatar turn left or right and the back key makes the avatar walk backward with back facing the camera. In the other sub-mode the left and right keys should make the avatar face and move left or right and the back keys makes the avatar turn around and move towards the camera.