顶级笨蛋初级傻瓜
[dĭng jí bèn dàn chū jí shă guā]
'Top Grade Idiot Low-Level Fool' contains humorously exaggerated words - though seemingly conflicting between two ends(top grade&low-level) actually share similarities at heart(idiotic&fool). Maybe this user is good at self deprecation or doesn't take himself/herself too seriously.