'Could it be... Rh-Null blood?' he thought.
!~Ding~!
[Race: ___________ [Unique Ether Bloodline + ########]>>>>>> [Unique Ether Bloodline + Crimson Elixir of the Null]]
!~Ding~!
[Yes, You possess the Rh-null blood—just as rare in this world as it was in your previous one.
Rh-null blood, often revered as the "Crimson Elixir of the Null," is unparalleled in its purity, completely devoid of all Rh antigens. This unique quality allows it to consume other bloodlines, making it an unmatched enhancer, capable of magnifying the abilities of humans or any other race.
Particularly, Vampires...