Keep in mind, that you don't "lose" because you didn't get your role. You probably lost because of a lot of reasons. Yes, maybe you didn't do as well because you didn't get your preferred role, but you've failed as many times as you say you have, maybe you should stop and realize where what goes wrong, and what you can do to change it. Are you out CS'ing your opponent? Are you warding? Are you pushing objectives, and not just focusing on trying to get kills? Are you grouping up early and pushing mid? Are you helping every where you can? Are you buying the correct items? A lot of people who "lose" because they didn't get their "role" lose because they are not an overall well skilled player mechanically speaking. Take in mind that if you would have won your game and gotten to gold. In those following matches you may have not have gotten your role and you would've lost. Expand you're champions and roles. If you play ranked, you SHOULD know Support and Jungle. Why? Because not a lot of people ever want to play those roles and most times you'll be left having to play those roles. So why not prepare for the worst so that you're ready? I have a lot of friends who are stuck in Bronze and in Silver simply because they limit themselves to only playing a single role. Yes, it is important to have a preferred role that you're best at, but that doesn't mean you should have weak role. You're only as strong as your weakest role. Take it from me, that's how I got to where I'm currently at. Diamond V (75LP). If you have trouble learning new champions or roles, then watch videos, practice, practice, practice!