LIGHTNOVELONLINE 
Primogenitor in Marvel novel is a popular light novel covering Action, Adult, Fanfiction, Fantasy, Harem, Romance, Slice of life, Smut genres. Written by the Author Fast_Reader . Read Primogenitor in Marvel novel online for free.
A soul with knowledge about Marvel and different anime reincarnates in Marvel (MCU) some decades before the battle of New York with the abilities of a certain vampire.
This is a cross between MCU x Strike the Blood. There will be chapters every Monday, Wednesday, and Friday, occasionally also on Sundays.