In the rich text editor:
@Aster_Risk_
In a comment:
[Aster_Risk_](https://chowlings.com/user/Aster_Risk_)
For Names and Avatars:
In the rich text editor:
%Aster_Risk_
In a comment:
[![Aster_Risk_'s Avatar](https://chowlings.com/images/avatars/default.jpg)](https://chowlings.com/user/Aster_Risk_) [Aster_Risk_](https://chowlings.com/user/Aster_Risk_)