Describe the difference between "the worst from both worlds" and "the best from both worlds"?

What would be your choice and what is better?

I think 2 kinds came on this planet and were :

- mortal tissues kind and "without death" bloodline kind.

- mortal blood kind and "without death" tissues kind.

Between;among these 2, and

With time kinds had been inbreeding among and between them, and among;between same ...

and beside the 2,

I don't know if there is;are abomination;s between both types,

but some had created;been maybe with

- mortal tissues and mortal blood

- "without death" blood and "without death" tissues

What are your thoughts, I think it is impossible (i-m-possible)?

What's with others?

Please answer if you want anonymously, I want to know with who I am, I am opposite to vampire.

P.S. I will remove the anonymous, depends on answers ; replies"