Summonblack Shadow Corps

Troops/Struggle for Hegemony/Shadow Corps/Eight Demons/Adventure in Another World. The male protagonist Sang Yang is an ordinary migrant worker. When he wakes up, he comes to a different world. And he is not only a time traveler, but his military unit is actually the Black Shadow Corps? How about the Lizardmen? What about Queen Medusa? If you surrender, you will live; if you don't, you will be eaten. See how Sang Yang takes risks and strives for hegemony in a different world, constantly improves his strength, and finally unifies the continent and wins the beauty back.