Suggestions for Yasuo
Change Yasuo's Q from a static cooldown to a scaling lowered cooldown.
Yasuo's windwall should be break-able
Limit the number of things yasuo can E through scaling per point in it and changing the cooldown accordingly. For example: 3 E's 0.3 seconds between each cast and 7 seconds on cooldown afterwards.
, and
aren't enough...not to mention all of the armor items in the game. He isn't broken at all, like everything if it comes into popularity it will be played more, and the win rate might even increase, this doesn't mean he is broken.