User blog comment:B214/Volume 17 spoilers./@comment-202.93.220.182-20140303015647/@comment-1359322-20140331143914

Vritra is also considered as an Evil Dragon albeit a minor one. But like most Evil Dragons, the existence of an Evil Dragon bring misfortune to those surrounding them, thus Vritra was cut into pieces. And no Vritra's Sacred Gear isn't Longinus class, they are only Sacred Gear.