Beside the communication in the game or forums, you can also use our Discord channel and Teamspeak3 server.
How to join our Discord channel:
Download Discord: https://discordapp.com/
Join our channel here: https://discord.gg/xyd8wBg
How to join our Teamspeak3 server:
We have our own Teamspeak3 server, available for everyone.
Download here: http://www.teamspeak.org
If you want your own channel You need to ask someone from Atlantiss Staff in a private message.