i am like:
'teach him da way, and he teach you da other way back' LOL
also MC is too much lol he can play with both too at the same time duplication open so many doors.
The H doujin reader part of my brain did kind of go "Hey, you can 'spit roast' your sister now" when he first duplicated himself. I think I forgot to make a joke about it though because I've mostly been replying to other comments, like this.