You are, as I once was, and I am.. what you may become.
Zee has an array of traits that define him as a Seraph, such as...
Compete Omnisapience - There is nothing that does not exist in any universal incarnation that is not known to Zee.
The ability to change and alter reality. - The very fabric of existence bends before the Seraph will, anything can be manipulated to present any result.
Immortality beyond comprehension - Being a seraph, and a being beyond comprehension there is no feasible or known way to destroy him.
The Prime Directive. - Zee will only physically interfere in matters that threaten to upset the balance of the Universe. (OOC: He's my Anti-God Modder)