The rivalry of reigning World Champion Magnus Carlsen and Fabiano Caruana began 2010 in the Dutch village Wijk aan Zee. Since then, they have crossed swords 55 times - in classical, rapid and blitz chess. All their games against each other are annotated in this book, with a special focus on the decisive classical games. GM Niclas Huschenbeth gives detailed move-to-move explanations and decodes the complexities of the game, with the aim to improve the reader's chess understanding. After all, what could be better suited to enhance one's understanding than to study the games of the two best chess players on the planet?