smoochquiet• SunPondFrog• snickerdoodlearglebargle• Facebook do accept many types of unique and special Unicode characters because they need to support many different languages on their platform and so they need to include all the special characters from all the languages in their list of "allowed" fancy characters.
A username is a phrase tool you use to sign in to any website, along with a password.
SailingCoral• Holy JESUS• This text generator tool is easy to access and free to use.
runballoons• Arts of Expression• Usernames are randomly generated or with some features and characteristics of your own choice.