“There’s trouble in Grumbletown! The evil Grey Grumbles have invaded and are replacing the Grumblecampers! Save your friends scattered across different lands and use their unique abilities to defeat the Grey Grumbles and bring peace and color back to Grumbletown in this platforming adventure!”

The world of Grumble has no language, see if you can figure out how to get our heroes to interact with their surroundings and triumph!