Read manga with leveling system Comics

Getting Even By Being Friends With My Enemies' Offspring
Romance

I Dominate a Magical Continent with an Industrial Revolution
Fantasy / Drama

Live Happily Ever After With My Ex's Uncle
Romance

SHADOW SYSTEM-Harnessing Shadow Power to Become the Ultimate Hunter-
Action / Fantasy

Fell in Love with Girlfriend's Brother S1
BL

I fell in love with the MC magician, but why, I end up in the body of a secondary mob, who should die in the 2nd part of the novel?!
BL
