Top 18 in Top 25 best anime about vampires you will want to watch right away.
Trinity Blood vampire anime opening theme
For some, the vampire anime Trinity Blood is a Trigun ripoff. Others claim that Trinity Blood is a clone of Hellsing. To be fair, this assessment is quite correct when it comes to the protagonist and the target villains. But this also completely removes the basic premise of the series.
Trinity Blood isn't exactly a masterpiece of storyline and pacing. However, it still has very distinct elements that define the brand to this day.