It's Claudio, of course.
The phantom of the opera's real name is Erik, but if you mean his real real name then its Gerard Butler.
the answer is actually "no". why? because the paragraphs are just used to confuse you. the real question is:"can you guess the riddle?". because there is nothing that can match the requirements, the answer is no.
Dondria
His real name is Saul Hudson
Frank Avruch
That was his real name. Nothing else.
NOTHING
NOTHING
nothing
There is nothing wrong with his real name.
Nothing
nothing not a real question
Nothing, he isn't real.
nothing
NOTHING - Stop Being Creeps!
That his real name is Hector Zeroni and his nickname is "Zero" because Mr. Pendanski the counselor said he is a zero and that he has nothing in his head... There is nothing really unusual except the fact is has zero in his last name
Nothing His real last name is not Hudson