Achievement System, Rewards?

This. Can we have some sort of achievement system like getting a pentakill or X consecutive matchmade wins (separate achievements for each matchmade mode), owning X number of champions/skins, obtaining Gold+ rank, winning the "thrill of the hunt" event, etc. Ya know, just something to strive for and share with the community your achievements. I know the badges on our profile kinda sorta serve a similar purpose but not really. They are limited.
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