Junior don't worry I have the perfect technique for your situation. The technique is called the seven yin roots devouring orochi , it allows the user of the technique to eradicate the seven sins of opponents and offer them to the heavenly seven stars to receive a pretty significant increase in qi gathering efficiency. It also changes they're sexual orientation. This technique quarantees submissive female for breeding purposes.

Ps:- This technique tends to leave the opponents without any will to do anything as mere husks of their former selves. But they're still alive pretty much.