3years ago his kpm was max 0,9 and now more than 5kpm per rounds

his rounds' k/d also increase from 0,5 to 3+

https://prnt.sc/ls4187

11K minimum 9HS http://battlelog.battlefield.com/bf4/battlereport/show/1/1070773633921583488/852915962/

40kill/hit http://battlelog.battlefield.com/bf4/battlereport/show/1/1071111749120652288/852915962/

38kill/hit http://battlelog.battlefield.com/bf4/battlereport/show/1/1071120031591789568/852915962/