PBE report system working????

Riot took a decision 25 October. Everybody can take PBE account anymore. Yeah maybe thats true maybe everybody must to play on PBE. No problem about this point. But what about report system? what about many toxic players? We can report yeah but he told you ''you can report and i can get banned but 2 munites later i will take new PBE account''. What is this????? so what we can do about this players?? Im waiting explain from Rioters...
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