Monstruos de pacotilla... ¡Qué pesadilla! (Mi primer Mortadelo y Filemón)

My First Mortadelo and Filemón is a new collection that compiles the most famous comics of these iconic characters, with extra activity pages and games for new readers to discover them and accompany them on their definitive leap into reading. In this volume: In The Monsters, Professor Bacterio has created a machine capable of bringing literary characters to life simply by placing the chosen book inside. However, chaos ensues when monsters straight out of the worst nightmares begin to appear. In The Conquest of Earth, The Martian, and The Little Martian, Mortadelo and Filemón face different visitors from other planets who have come to Earth to sow chaos. In The Vampire, Filemón seems to have transformed into a bloodsucker. Can Mortadelo help him come back to his senses?