Positive players in Bronze are OP
People may think they're bad but if they main a underrated champion that even high elo players don't know how to deal with then they can beat them.
http://i1.kym-cdn.com/entries/icons/original/000/022/138/reece.JPG?NoRedirect
If the enemy goes 0/5 and can't make a come back then you can bet his teammates will report him for being a boosted animal.
This is one of the reasons I'm proud to be a bronze player.

main that recently reached Diamond V all the way from Bronze IV for the first time. True story.