Well, even if the best controller option is a regular controller, it should have mouse and keyboard support, since those are the default controller option for a PC.I know people wont see eye to eye with me on this one, but its like just supporting keyboard and mouse for a home console.
My (locked) thread about how difficulty should be a decision for the developers, not the gamers.
https://gamrconnect.vgchartz.com/thread.php?id=241866&page=1