[QUESTION] About Treasure Hunter Private Server

Hey,
I found a man created Treasue Hunter server.
[Only registered and activated users can see links. Click Here To Register...]
I'm just wondering how did he launched client without patcher ?
Anyone knows the parameters or it has another way ?
Thanks~

simple packet how to do that game !! ?

+UP

Remove xtrap and parameters: -rc:eu -lac:eng -auth_server_ip:127.0.0.1