If you're looking for the latest working scripts for All Star Tower Defense X to auto-sell units at the end of each wave and other handy features like auto-sell, auto-skip, auto-fast-forward rounds, ...

Once the download is complete, install the Roblox Executor and open and log in to it using your Roblox account. Search and play Hunty Zombie. Click on the executor icon. If required, copy the key.