If you are playing a standalone or browser-based version and want to customize your own values, is the primary tool for creating your own cheats.

Crucial for late-game waves to slow down high-speed units, though even these often fail against the final Mission 6 waves without perfect execution. Warning on Modern Files:

You scan for your current "Credits" value, change it in-game (by buying a tower), scan for the new value, and then manually edit the memory address to give yourself 999,999 credits.