Tower Defense Simulator is one of the most popular games on the Roblox platform. The game does exactly what it says on the tin: a tower defense game with numerous game modes and levels to complete.

Why Isn't My Tower Defense Simulator Code Working? When a code for Tower Defense Simulator isn't working, it's usually for one of two reasons. Either the code has expired, or it's been mistyped. To ...

10th September 2025: We updated our list of working Tower Defense RNG codes. Tower Defense RNG is a Roblox tower defense game that puts a spin on Roblox’s big RNG trend. In this game, you’ll roll for ...