Home Original Screen-Used Movie Props Killjoys (2015) Photonic crystals Photonic crystals Prop facts Series Killjoys (2015) Year 2015 Actor Hannah John-Kamen Type Original Category Movie props Usage Screen-used Status Showcase Listed by scifimuseum Listed since September 2024 Description Photonic crystals used in the television series KILLJOYS (2015). Enjoy! NFS More from Killjoys (2015) The Nine medallion futuristic Olan and Jake photo game with finger scanner futuristic arm bracer Delle Seyah futuristic pillow Genetic bomb weapon Girls with Plasma Guns magazine killer robotic insect See all props from Killjoys (2015)