User blog comment:Jopjopjop/Volume 19 Spoilers/@comment-74.12.67.106-20150112011851/@comment-16281343-20150112071039

A purple flame fell off of Walburga when she was defeated. It was then collected by Tobio and placed it inside a special lantern.

I assume that that's Incinerate Anthem, so no. I think the Alliance have the Longinus in their hands.