Mc reincarnation?

http://www.mangago.me/read-manga/omniscient_reader_s_viewpoint/

http://www.mangago.me/read-manga/trash_of_the_count_s_family/?BgM0

I was gonna recommend both manhwa but here they are lol.

God of blackfield
Kill the hero
Bug player
Beginning after the end

http://www.mangago.me/home/mangalist/824256/