How to mod the game

Here is a 7 step tutorial on how to mod Reign of Terror simulator.
1: Open up Scratch 3.0, the online or offline version.
2: Download the .sb3 from the game page's description
3: Open the .sb3 into the Scratch editor
4: Mod the game with coding in any way you'd like (look up a Scratch tutorial)
5: Download the new .sb3
6: Go to this website https://sheeptester.github.io/htmlifier/ and download the new .sb3 as a HTML
7: Replace the HTML in the "game" folder with the new HTML
Now you have your own mod!