As of January 2023, the following Roblox Script Fighting Ultimate code is still active and will provide players with a free car. Players are encouraged to use this code before it expires: ...

We've pulled together an up-to-date list of Roblox promo codes and free items that are available this March within the game ...

Robux is one of the ways that Roblox Corporation makes money, so it would be erroneous to think you could get them for free.