In Germany, to this day, there are so-called Donaldists: men and women who apply rigorous scientific and anthropological methods to understanding the world of Donald Duck and Duckburg, his hometown. That’s right, in Germany, Donald Duck—not Mickey Mouse—is the star. He’s the reason that Micky Maus, the German-language Disney comic magazine, is the fourth best-selling comic magazine of all time, surpassing a billion sales over the course of its 60+ year run. Considering that no other Disney comics rank so highly in their respective formats, the tremendous ongoing success of Micky Maus warrants some explanation. How did these magazines become best-sellers—and how did Donald Duck surpass the world’s most iconic small rodent in popularity?