in ranked does your performance, like kda and overall gameplay affect how much your rating goes up if you win? like based on certain algorithms not just win/loss based on your opponent teams mmr and yours?

I've had this idea for quite some time now.. But basically, what if there was an agent that had an ultimate or ability (if you think it's not as broken) which lets them dig a short tunnel. Like a lil' mole rat. Since they seem like a sent...