Off

[Xier0]

http://www.sythe.org/members/432695-off.html

IP matches with Hack and unregistered hack with only two posts, seeing as hack was just banned and off was just created, I would imagine it is him.

http://www.sythe.org/members/429841-hack.html

 

Ip is linked to unregistered user which he used for disputing his ban. Banned