Aimbot.

30/34 HS, 30 kills were with UMP: http://battlelog.battlefield.com/bf4/battlereport/show/1/868429992339208704/1819223071/

22/26 HS: http://battlelog.battlefield.com/bf4/battlereport/show/1/868427755739183616/1819223071/

Players were going nutso trying to voteban him and kept coming up like 1 vote short.