If you choose the PDF route, proceed with caution—malicious files disguised as comics are common. If you truly love the series, consider building your collection one legal album at a time. After all, the real fun is in the chase, not just the destination.
Set up a price alert on websites like CamelCamelCamel for "Mortadelo y Filemón Colección Ediciones B" on Amazon.es. When a bundle goes on sale (often around Sant Jordi or Christmas), grab the official digital bundle. You will get a cleaner, safer, and truly complete collection that belongs entirely to you. Mortadelo Y Filemon -Coleccion Completa -pdf-