According to GoNintendo, Mutant Football League could be coming to Switch. A full developer statement can be read below:
"At the moment our priority PC, Xbox One and PlayStation 4. But once it done we are absolutely consider mobile version and Switch as well. We already talking to Nintendo, but nothing decided yet. We are in talks with Nintendo and they like the project. We are huge fans of Nintendo and hope we can make this happen. We'll keep you updated.