InVaLiiDnamE
InVaLiiDnamE or InVaLiD namE is a well known hacker on xbox live, He will fry your router and release your personal information just if you talk shit to him. He is known for disconnecting people and jacking there accounts, He associates with TsGh members as well as members of the infamous clan ViRus MafiA.
I was in a game of MLG, and InVaLiiDnamE was in there, He disconnected my internet and kept me offline for a day because I called him a stupid Pedofile.