Rize Tedeza from The irregular at magic high school HD Wallpaper

The image is a collage of four anime-style illustrations of a young girl with dark hair and purple eyes. In the top left, she is shown from the chest up with pigtails. In the top right, she is lying down wearing a pink nightgown. In the bottom left, she is holding a handgun. In the bottom right, she is holding a microphone.