User blog comment:Crimson and Darkness/Volume 24 discussion blog/@comment-73.57.25.92-20171218225546/@comment-73.57.25.92-20171219155733

Collar? you mean like the light-based weapon that resembles a Halo, which she used in the anime to grab hold of or restrain one of the Fenrir pups? If so then someone should put how it's no longer anime only.