LIGHTNOVELONLINE 
Transmigrated as Harry in HP /DxD world. What if Harry didn't grow up with Durslies? What if he was taken in and was allowed to grow to his full potential? OP Harry. Smart Harry. Mad Scientist. Doesn't Give a Shit. (Lots of HP Bashing. MC doesn't care much about DxD )
I will also posting this story on RoyalRoad, ScribbleHub and Fanfiction
HP/DxD: Raven novel is a popular light novel covering Anime & comics genres. Written by the Author Alcoholic_Panda . Read HP/DxD: Raven novel online for free.