10 trillion karma reincarnation: kengan system in the Baki world

Khyle has been an avid fan of the kengan and Baki series when unexpectedly saving a young girl on a home robbery he died and as a reward for his actions he got a 10 trillion karma and a system and go to parallel world and apparently it's the Baki world
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I'm just new to writing so any suggestions to improve my work is appreciated just don't flame me too much alright thanks after this I guess I'll work on a LOL fanfic
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disclaimer I do not own the Baki series and the kengan series
I also do not own the picture used above I found it in Pinterest and the mangas