Roblox offers a feature called a "star code" that allows players to donate to content producers by entering their specific star code during in-game purchases.

Photo: Roblox Corporation Roblox Star codes are shared by influencers like Youtubers that can be entered into Roblox itself.

Here are all the most up-to-date -working codes for the All Star Tower Defense game inside of Roblox, for those looking for free stuff.