Every good story is build up of acts,
one of which is a tragedy,
they all convey a mystery,
how many there are is history,
by the time you know your destiny.
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Destined for greatness destined for good,
you must be the best, pulling stories from your hood,
murder is something you truly understood.
Who am I?
I was originally going to post this as a follow up to my last question but I found the riddle to be solvable without, the answer would be a good extra hint for the first paragraph though.
Nevertheless here's an other hint for the first paragraph if you desperately need it:
Setup, Confrontation, Resolution
EDIT:
Please note there is an answer to the first paragraph, which will help you find who I am in the 2nd paragraph.