http://forums.na.leagueoflegends.com/board/showthread.php?t=3951169
tl,dr: There will be a feature called "team builder" on pbe soon. you pick a role before queing, so that there will be no fights in champ selects. it also takes you mmr on certain roles into account, so for example if you are a jungle main and want to learn adc then the system takes this into account.
i really love this. i will use the **** out of it.
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