On the Dark Side
Blade invades Amaurot, the City of Vampires and headquarters of Existence, while cutting his way through anything that stands between him and now evolved Deacon Frost. Frost's monstrosities fight back, but Blade gets surprise help.
Aired 16/09/2011EP 12 - On the Dark Side
2011
Blade
The story revolves around Blade, a "Daywalker" vampire hunter who was born with vampire and human blood after a vampire attacked his mother. While visiting Japan on a mission, Blade tracks down Deacon Frost, the vampire who killed his mother. Blade confronts "Existence," a mysterious organization composed of vampires modified by Frost.
(Source: Anime News Network)