Christian Antkow is a level designer formerly with id Software. He has gone by the alias Disruptor. He is also the Quake 3: Arena announcer.
Antkow was notable for being one of the more notable people on The Quake Stomping Grounds. He was well known for keeping users up to date with the latest news. He also used his bandwidth to allow for file hosting on the website.
He was part of a clan known as the Revolting Cocks. In addition to his administration duties, he also hosted one of the largest servers for Quake around the time of release.
During QuakeCon 1996, Antkow became acquainted with American McGee. This in turn led to him becoming one of the coders for QuakeWorld, along with John Carmack and Michael Abrash, which in turn led to him joining id Software during the development of Quake II.