the darkness

The Darkness is an ancient entity dating back to the beginning of time. A demon of death, the Darkness feeds upon the souls of those it consumes. As a spirit of shadows, it requires a human host; traveling in bloodlines, it bestows its power on the firstborn male's 21st birthday.  Untill death it is dormant , the darkness will only grown in power if the user let's it eat hearts of the dead. Those with the most evil in them there heart leak's a dark black smoke and once eaten the darkest gain's more power.

The more hearts that it consmos it gets more power and will take control of the user.

The user can get armor that can block damage lower then 20

The user can not summer or use the darkness in the light, the darker the area the better