https://www.247fairplay.com/CheatDetector/SR_Creature

http://battlelog.battlefield.com/bf4/battlereport/show/1/938555305946123264/1057401388/

http://battlelog.battlefield.com/bf4/battlereport/show/1/938551068663830784/1057401388/

If player is capable of making so much headshots back to back, he may record some gameplay showing this. Minimum of 720p 30fps, 60fps would be nice.