http://www.mangago.me/read-manga/remonster/
http://www.mangago.me/read-manga/noblesse/
http://www.mangago.me/read-manga/the_new_gate/
http://www.mangago.me/read-manga/black_haze/
http://www.mangago.me/read-manga/death_march_kara_hajimaru_isekai_kyousoukyoku/
http://www.mangago.me/read-manga/kenja_no_mago/
http://www.mangago.me/read-manga/id/
http://www.mangago.me/read-manga/gaikotsu_kishi_sama_tadaima_isekai_e_o_dekake_chuu/
http://www.mangago.me/read-manga/world_customize_creator/
http://www.mangago.me/read-manga/jaryuu_tensei/
-Tower of God
-Unordinary
-The Gammer
-Shen Yin Wang Zuo
-Wu Dong Qian Kun
-Combat Continent II (Douluo Dalu series the II is my fav.)
-Tale of Eun Aran
-Shanlian De Sishen
I hope I did help (๑•ㅂ•)و✧
Do you guys have any overpowered main character manga recommendations? Thanks in advance!