Familiars

Familiars is a Caster Type, Black Art based around the absorption of one's magical essence.

Overview
Familiars allows the user to absorb the magical essence of those they've killed, Vlad is also capable of summoning a Familiar of said individual. The Familiar has the abilities of the individual it originated from, and also has some sentience. The Familiar is completely loyal to the user, and will do whatever they command, being capable of being ordered verbally or psychically. The more the user uses their Familiars in battle, the stronger they become.

Weaknesses
In order to create a Familiar, the Familiar has to have been killed personally by the user, and they would've needed to take some of their magical essence.