xBlackw0lf is one of the members of Xl3gi0n Hackers who joined the group last March 2013 who also created the secondary group, xdevilhackers. He has conducted a large number of small scale attacks that largely target the .eu and .de domains.
Xc0unt3r is one of the members of xl3gi0n hackers who has conducted an attack on Audio.ch last May 2013. He has developing Java+ and C# hacking tools for the community, and has been seen on defacements from the group since at least April 29, 2012.