This is the OC I came up with.

Name: Hitomi Aka: Copper Angel
Age: 17

Stuff!: sniper gun also switches to a machine gun. Metal pack turns into rocket clockwork wings and magnetically holds gun. Clockwork scythe which becomes as small as a pen and is hidden in her arm computer. Arm computer controls her armor making force feilds and becoming full metal suit.
Computer eye glass monitor wirelessly communicates with her arm computer. Computer listens to voice commands.