In the rich text editor:
@FidgetAttack
In a comment:
[FidgetAttack](https://chowlings.com/user/FidgetAttack)
For Names and Avatars:
In the rich text editor:
%FidgetAttack
In a comment:
[![FidgetAttack's Avatar](https://chowlings.com/images/avatars/3068.png?v=1710825334)](https://chowlings.com/user/FidgetAttack) [FidgetAttack](https://chowlings.com/user/FidgetAttack)