You can use this script and sprite 1 or 2 ways (or more if you know more!!) *THIS TEXT CAN BE CODED TO SAY ANYTHING!* *I attached the "timer" at the end to show you that the text isn't only able to say Join(Hello, )(Username)* -Remix the project - Open the project and set the "Font" sprite into your "backpack" (at the bottom of your screen and slightly to the left when you open up a sprite or the backdrop)
Credits to Griffpatch's Youtube tutorial showing how to code this: