In the rich text editor:
@Demonpearlz
In a comment:
[Demonpearlz](https://chowlings.com/user/Demonpearlz)
For Names and Avatars:
In the rich text editor:
%Demonpearlz
In a comment:
[](https://chowlings.com/user/Demonpearlz) [Demonpearlz](https://chowlings.com/user/Demonpearlz)