MICE TO THE RESCUE! (HEROMICE)
Geronimo Stilton is now a part of the famous Hero mice!!! Now known as Geronimo Superstilton, nothing is impossible for this hero. He helps look over Muskrat City, all set to battle evil at all costs. He is tough, he is unbeatable and most of all he is courageous! Tony Sludge has run-away from jail and now it's up to Geronimo Superstilton and the Heromice to protect Muskrat City from the infamous Sewer Rats and stop a huge shutdown.