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