1) if your teammate did something wrong say - Ty dolbaeb?

2) if you teammate did something good - Krasava!

3) if you won clutch round - sosat suka sosat

4) lets rush b - idem rush b nahui (same for A/Mid etc...)

5) if some went wrong - pizdec

6) give drop (politely) - dai drop pliz

7) give drop (rude) - dai drop suka ili dam pizdi

8) I'm going to save - ja seivit'

9) if someone in other team plays good - pizdec cheater

10) go eco guys, lets win next round with gun - eco odin raund potom pizdi s devaisami dadim

11) I'm from Russia - ja iz rossii

12) American - pendosy

13) if you want to kick someone - kick etogo pidara

14) if teammates are thinking that you are bad - blyat pacani lagaet sorry

15) Polish - Kur**a

You can add "nahui" to every phrase.

Now you can play with russians and understand