In addition to the ability to create and play games, Roblox also allows users to create and sell virtual items such as clothing and accessories for avatars, one of which are shirts.

How to craft 'Roblox' characters.Once you make it to the "Avatar Editor" screen, you'll be able to choose from several options that let you customize your avatar's clothing, accessories, body, and ...

Before designing a shirt, you need to have a Roblox account and some Robux, the in-game currency used by players to buy accessories, clothes, and skins from the avatar shop.

How Roblox is Using AI to Create Its Own Holodeck Roblox’ Chief Science Officer on how AI will make creating games as easy as describing what you want.