In the rich text editor:
@VadoseCak3
In a comment:
[VadoseCak3](https://www.worldofgaia.org/user/VadoseCak3)
For Names and Avatars:
In the rich text editor:
%VadoseCak3
In a comment:
[](https://www.worldofgaia.org/user/VadoseCak3) [VadoseCak3](https://www.worldofgaia.org/user/VadoseCak3)