Roblox announced at its annual Developers Conference that it is adding a short-form video feature called “Roblox Moments.” ...

Roblox is rolling out a TikTok-style feature that lets users share and watch short gameplay videos. The online gaming ...

Much like most things on Roblox, you will be making this yourself from scratch, so you'll need to design a t-shirt in an image and then upload it to Roblox.