Deranked bc of a feeder

Can anyone give me some tips on how to deal with feeders bc I just go demoted to b4 bc my mid laner decided to give up when the enemy team picked Diana so she fed and went 1-16 on purpose.

We're testing a new feature that gives the option to view discussion comments in chronological order. Some testers have pointed out situations in which they feel a linear view could be helpful, so we'd like see how you guys make use of it.

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