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?

Toxic players I can just mute, but there is very little you can do to deal with trolls. I just played with a Jett who instant lock, toxic from beginning. Well nothing new, I just muted him and carried on with the game. Then one guy starte...