Vassalord.

Charley, a cyborg vampire who does the Vatican's dirty work, is the thrall of the local vampire playboy Johnny Rayflo. As the two fight crime-and each other-hilarity, violence and sacrilege ensue! But can Charley resist his own desperate cravings for blood? Find out as the devilish duo go up aginst a childlike vampire princess, a mysterious branch of the Unitarian Church...and one another.

(Source: TOKYOPOP)