Female character Science fiction Blue hair Purple hair Female fighter Cybernetic enhancements Purple haired Blue haired Futuristic armor Futuristic warrior Heroic figure Battle gear Girl with blue hair Post-apocalyptic world Female soldier Futuristic attire Dystopian setting Futuristic soldier Battle stance Character with blue hair Post-apocalyptic setting Futuristic weaponry Weapon in hand Space marine Woman with blue hair Futuristic weapon Girl with gun Survival instincts Woman with purple hair Post-apocalyptic environment