"The spacemice have received an invitation to participate in the intergalactic soccerix championship. It's a tournament for the most popular sport in space! But Geronimo doesn't even know how to play Soccerix, let alone lead a team to victory against aliens with bizarre skills (like flying)! Can the spacemice team prevail?"--Page 4 of cover.

Geronimo Stilton's ancient ancestor Geronimo Stiltonoot is back in another prehistoric adventure. Geronimo Stiltonoot and his family are off to find a cure for Grandma Ratrock's aches and pains. She's heard that a remedy hides in a legendary valley, and Geronimo isn't even sure it exists. Little does he know that getting there will be an adventure among geysers, volcanoes, and rivers of molten lava.

The Thea Sisters are visiting friends in Spain when a mysterious theft turns their trip into an investigation! They end up hot on the trail of a secret treasure. The mouselets are in for an incredible adventure full of flamenco dance!.

As Muskrat City prepares to celebrate New Year's Eve, the Sewer Rats stage an attack that is truly abominable. On December 31st, an army of Snow Rats invades the town and wreaks havoc. Just when everything appears to be hopeless, the Super Heroes show up! Mientras Muskrat City se prepara para celebrar el año nuevo, las ratas de las cloacas lanzan un ataque por sorpresa realmente "abominable". Durante la noche del 31 de diciembre, un ejército de...

Geronimo Stilton's ancestor, Geronimo Stiltonoot, must prove his innocence when the grand prize from the Cavemouse Idol competition is stolen.

"La Rat Galaxy ha recibido un mensaje urgente: ¡es una invitación para participar en el Campeonato Galáctico de Fútbolix, el deporte más seguido en toas las galaxias! Para los cosmorratones supondrá el inicio de una gran aventura ... Y es que, con adversarios alados o provistos de siete patas, ¡no puede negarse que el fútbolix es un deporte realmente duro!"--Cover. The spacemice have received an invitation to participate in the intergalactic...

Cuando dos dinosaurios feroces se resaltan en la Ciudad de Almizclera, los superhéroes descubren que la Cuadrilla Apestosa, quien tiene una nueva arma mortal secreta, es detrás de la amenaza prehistórica. When two fierce dinosaurs show up in Muskrat City, the superheroes discover that the Stinky Gang, who have a deadly new secret weapon, are behind the prehistoric threat.

"Geronimo Stilton's ancient ancestor Geronimo Stiltonoot is back in another prehistoric adventure! It's the annual cavemouse sports competition! This year, Tiger Khan and his saber-toothed henchmen want to enter the games. They call a truce with the cavemice during the tournament...but when their flag goes missing, Tiger Khan is furious. Can Geronimo Stiltonoot track it down in time to keep his fur intact?" --

When Space mouse Geronimo Stiltonix helps an alien spacecraft get back to its home planet, their queen becomes enchanted by Geronimo, and tries to force him to marry her and stay on the planet Flurkon forever.

Attending an art class in the Netherlands, Violet journeys through the flower gardens, windmills and canals of Holland to investigate the untimely disappearance of her friend's father, a renowned botanist whose absence is linked to a rare black tulip.