Creating a custom level is the best way to extend the game's lifespan. You can master these mechanics in your designs:
This tool allows you to go beyond the 120 official rooms and build custom content using the same tools the developers used. Top Feature to Use: The World Editor Cats are Liquid – A Better Place Free Download
: Increase the difficulty by placing "orange" damaging items that deplete the cat's three hitpoints. Creating a Useful "Feature" for the Community Creating a custom level is the best way